Quick compiler: Single .so for all targets
With this CL, all targets can be built into a single .so (but
we're not yet doing so - the compiler driver needs to be reworked).
A new Codgen class is introduced (see compiler/codegen/codegen.h),
along with target-specific sub-classes ArmCodegen, MipsCodegens and
X86Codegen (see compiler/codegen/*/codegen_[Arm|Mips|X86].h).
Additional minor code, comment and format refactoring. Some source
files combined, temporary header files deleted and a few file
renames to better identify their function.
Next up is combining the Quick and Portable .so files.
Note: building all targets into libdvm-compiler.so increases its
size by 140K bytes. I'm inclined to not bother introducing conditional
compilation to limit code to the specific target - the added build and
testing complexity doesn't doesn't seem worth such a modest size savings.
Change-Id: Id9c5b4502ad6b77cdb31f71d3126f51a4f2e9dfe
diff --git a/src/compiler/codegen/arm/arm_lir.h b/src/compiler/codegen/arm/arm_lir.h
index 7955b1b..09b45b8 100644
--- a/src/compiler/codegen/arm/arm_lir.h
+++ b/src/compiler/codegen/arm/arm_lir.h
@@ -93,18 +93,19 @@
* +========================+
*/
-/* Offset to distingish FP regs */
+// Offset to distingish FP regs.
#define ARM_FP_REG_OFFSET 32
-/* Offset to distinguish DP FP regs */
+// Offset to distinguish DP FP regs.
#define ARM_FP_DOUBLE 64
-/* First FP callee save */
+// First FP callee save.
#define ARM_FP_CALLEE_SAVE_BASE 16
-/* Reg types */
+// Reg types.
#define ARM_REGTYPE(x) (x & (ARM_FP_REG_OFFSET | ARM_FP_DOUBLE))
#define ARM_FPREG(x) ((x & ARM_FP_REG_OFFSET) == ARM_FP_REG_OFFSET)
#define ARM_LOWREG(x) ((x & 0x7) == x)
#define ARM_DOUBLEREG(x) ((x & ARM_FP_DOUBLE) == ARM_FP_DOUBLE)
#define ARM_SINGLEREG(x) (ARM_FPREG(x) && !ARM_DOUBLEREG(x))
+
/*
* Note: the low register of a floating point pair is sufficient to
* create the name of a double, but require both names to be passed to
@@ -113,10 +114,10 @@
* code that reg locations always describe doubles as a pair of singles.
*/
#define ARM_S2D(x,y) ((x) | ARM_FP_DOUBLE)
-/* Mask to strip off fp flags */
+// Mask to strip off fp flags.
#define ARM_FP_REG_MASK (ARM_FP_REG_OFFSET-1)
-/* RegisterLocation templates return values (r0, or r0/r1) */
+// RegisterLocation templates return values (r0, or r0/r1).
#define ARM_LOC_C_RETURN {kLocPhysReg, 0, 0, 0, 0, 0, 0, 0, 1, r0, INVALID_REG,\
INVALID_SREG, INVALID_SREG}
#define ARM_LOC_C_RETURN_WIDE {kLocPhysReg, 1, 0, 0, 0, 0, 0, 0, 1, r0, r1, \
@@ -210,7 +211,7 @@
dr15 = fr30 + ARM_FP_DOUBLE,
};
-/* Target-independent aliases */
+// Target-independent aliases.
#define rARM_ARG0 r0
#define rARM_ARG1 r1
#define rARM_ARG2 r2
@@ -224,7 +225,6 @@
#define rARM_INVOKE_TGT rARM_LR
#define rARM_COUNT INVALID_REG
-/* Shift encodings */
enum ArmShiftEncodings {
kArmLsl = 0x0,
kArmLsr = 0x1,
@@ -238,326 +238,216 @@
* Assemble.cc.
*/
enum ArmOpcode {
- /************************************************************************/
kArmFirst = 0,
- kArm16BitData = kArmFirst, /* DATA [0] rd[15..0] */
- kThumbAdcRR, /* adc [0100000101] rm[5..3] rd[2..0] */
- kThumbAddRRI3, /* add(1) [0001110] imm_3[8..6] rn[5..3] rd[2..0]*/
- kThumbAddRI8, /* add(2) [00110] rd[10..8] imm_8[7..0] */
- kThumbAddRRR, /* add(3) [0001100] rm[8..6] rn[5..3] rd[2..0] */
- kThumbAddRRLH, /* add(4) [01000100] H12[01] rm[5..3] rd[2..0] */
- kThumbAddRRHL, /* add(4) [01001000] H12[10] rm[5..3] rd[2..0] */
- kThumbAddRRHH, /* add(4) [01001100] H12[11] rm[5..3] rd[2..0] */
- kThumbAddPcRel, /* add(5) [10100] rd[10..8] imm_8[7..0] */
- kThumbAddSpRel, /* add(6) [10101] rd[10..8] imm_8[7..0] */
- kThumbAddSpI7, /* add(7) [101100000] imm_7[6..0] */
- kThumbAndRR, /* and [0100000000] rm[5..3] rd[2..0] */
- kThumbAsrRRI5, /* asr(1) [00010] imm_5[10..6] rm[5..3] rd[2..0] */
- kThumbAsrRR, /* asr(2) [0100000100] rs[5..3] rd[2..0] */
- kThumbBCond, /* b(1) [1101] cond[11..8] offset_8[7..0] */
- kThumbBUncond, /* b(2) [11100] offset_11[10..0] */
- kThumbBicRR, /* bic [0100001110] rm[5..3] rd[2..0] */
- kThumbBkpt, /* bkpt [10111110] imm_8[7..0] */
- kThumbBlx1, /* blx(1) [111] H[10] offset_11[10..0] */
- kThumbBlx2, /* blx(1) [111] H[01] offset_11[10..0] */
- kThumbBl1, /* blx(1) [111] H[10] offset_11[10..0] */
- kThumbBl2, /* blx(1) [111] H[11] offset_11[10..0] */
- kThumbBlxR, /* blx(2) [010001111] rm[6..3] [000] */
- kThumbBx, /* bx [010001110] H2[6..6] rm[5..3] SBZ[000] */
- kThumbCmnRR, /* cmn [0100001011] rm[5..3] rd[2..0] */
- kThumbCmpRI8, /* cmp(1) [00101] rn[10..8] imm_8[7..0] */
- kThumbCmpRR, /* cmp(2) [0100001010] rm[5..3] rd[2..0] */
- kThumbCmpLH, /* cmp(3) [01000101] H12[01] rm[5..3] rd[2..0] */
- kThumbCmpHL, /* cmp(3) [01000110] H12[10] rm[5..3] rd[2..0] */
- kThumbCmpHH, /* cmp(3) [01000111] H12[11] rm[5..3] rd[2..0] */
- kThumbEorRR, /* eor [0100000001] rm[5..3] rd[2..0] */
- kThumbLdmia, /* ldmia [11001] rn[10..8] reglist [7..0] */
- kThumbLdrRRI5, /* ldr(1) [01101] imm_5[10..6] rn[5..3] rd[2..0] */
- kThumbLdrRRR, /* ldr(2) [0101100] rm[8..6] rn[5..3] rd[2..0] */
- kThumbLdrPcRel, /* ldr(3) [01001] rd[10..8] imm_8[7..0] */
- kThumbLdrSpRel, /* ldr(4) [10011] rd[10..8] imm_8[7..0] */
- kThumbLdrbRRI5, /* ldrb(1) [01111] imm_5[10..6] rn[5..3] rd[2..0] */
- kThumbLdrbRRR, /* ldrb(2) [0101110] rm[8..6] rn[5..3] rd[2..0] */
- kThumbLdrhRRI5, /* ldrh(1) [10001] imm_5[10..6] rn[5..3] rd[2..0] */
- kThumbLdrhRRR, /* ldrh(2) [0101101] rm[8..6] rn[5..3] rd[2..0] */
- kThumbLdrsbRRR, /* ldrsb [0101011] rm[8..6] rn[5..3] rd[2..0] */
- kThumbLdrshRRR, /* ldrsh [0101111] rm[8..6] rn[5..3] rd[2..0] */
- kThumbLslRRI5, /* lsl(1) [00000] imm_5[10..6] rm[5..3] rd[2..0] */
- kThumbLslRR, /* lsl(2) [0100000010] rs[5..3] rd[2..0] */
- kThumbLsrRRI5, /* lsr(1) [00001] imm_5[10..6] rm[5..3] rd[2..0] */
- kThumbLsrRR, /* lsr(2) [0100000011] rs[5..3] rd[2..0] */
- kThumbMovImm, /* mov(1) [00100] rd[10..8] imm_8[7..0] */
- kThumbMovRR, /* mov(2) [0001110000] rn[5..3] rd[2..0] */
- kThumbMovRR_H2H, /* mov(3) [01000111] H12[11] rm[5..3] rd[2..0] */
- kThumbMovRR_H2L, /* mov(3) [01000110] H12[01] rm[5..3] rd[2..0] */
- kThumbMovRR_L2H, /* mov(3) [01000101] H12[10] rm[5..3] rd[2..0] */
- kThumbMul, /* mul [0100001101] rm[5..3] rd[2..0] */
- kThumbMvn, /* mvn [0100001111] rm[5..3] rd[2..0] */
- kThumbNeg, /* neg [0100001001] rm[5..3] rd[2..0] */
- kThumbOrr, /* orr [0100001100] rm[5..3] rd[2..0] */
- kThumbPop, /* pop [1011110] r[8..8] rl[7..0] */
- kThumbPush, /* push [1011010] r[8..8] rl[7..0] */
- kThumbRorRR, /* ror [0100000111] rs[5..3] rd[2..0] */
- kThumbSbc, /* sbc [0100000110] rm[5..3] rd[2..0] */
- kThumbStmia, /* stmia [11000] rn[10..8] reglist [7.. 0] */
- kThumbStrRRI5, /* str(1) [01100] imm_5[10..6] rn[5..3] rd[2..0] */
- kThumbStrRRR, /* str(2) [0101000] rm[8..6] rn[5..3] rd[2..0] */
- kThumbStrSpRel, /* str(3) [10010] rd[10..8] imm_8[7..0] */
- kThumbStrbRRI5, /* strb(1) [01110] imm_5[10..6] rn[5..3] rd[2..0] */
- kThumbStrbRRR, /* strb(2) [0101010] rm[8..6] rn[5..3] rd[2..0] */
- kThumbStrhRRI5, /* strh(1) [10000] imm_5[10..6] rn[5..3] rd[2..0] */
- kThumbStrhRRR, /* strh(2) [0101001] rm[8..6] rn[5..3] rd[2..0] */
- kThumbSubRRI3, /* sub(1) [0001111] imm_3[8..6] rn[5..3] rd[2..0]*/
- kThumbSubRI8, /* sub(2) [00111] rd[10..8] imm_8[7..0] */
- kThumbSubRRR, /* sub(3) [0001101] rm[8..6] rn[5..3] rd[2..0] */
- kThumbSubSpI7, /* sub(4) [101100001] imm_7[6..0] */
- kThumbSwi, /* swi [11011111] imm_8[7..0] */
- kThumbTst, /* tst [0100001000] rm[5..3] rn[2..0] */
- kThumb2Vldrs, /* vldr low sx [111011011001] rn[19..16] rd[15-12]
- [1010] imm_8[7..0] */
- kThumb2Vldrd, /* vldr low dx [111011011001] rn[19..16] rd[15-12]
- [1011] imm_8[7..0] */
- kThumb2Vmuls, /* vmul vd, vn, vm [111011100010] rn[19..16]
- rd[15-12] [10100000] rm[3..0] */
- kThumb2Vmuld, /* vmul vd, vn, vm [111011100010] rn[19..16]
- rd[15-12] [10110000] rm[3..0] */
- kThumb2Vstrs, /* vstr low sx [111011011000] rn[19..16] rd[15-12]
- [1010] imm_8[7..0] */
- kThumb2Vstrd, /* vstr low dx [111011011000] rn[19..16] rd[15-12]
- [1011] imm_8[7..0] */
- kThumb2Vsubs, /* vsub vd, vn, vm [111011100011] rn[19..16]
- rd[15-12] [10100040] rm[3..0] */
- kThumb2Vsubd, /* vsub vd, vn, vm [111011100011] rn[19..16]
- rd[15-12] [10110040] rm[3..0] */
- kThumb2Vadds, /* vadd vd, vn, vm [111011100011] rn[19..16]
- rd[15-12] [10100000] rm[3..0] */
- kThumb2Vaddd, /* vadd vd, vn, vm [111011100011] rn[19..16]
- rd[15-12] [10110000] rm[3..0] */
- kThumb2Vdivs, /* vdiv vd, vn, vm [111011101000] rn[19..16]
- rd[15-12] [10100000] rm[3..0] */
- kThumb2Vdivd, /* vdiv vd, vn, vm [111011101000] rn[19..16]
- rd[15-12] [10110000] rm[3..0] */
- kThumb2VcvtIF, /* vcvt.F32 vd, vm [1110111010111000] vd[15..12]
- [10101100] vm[3..0] */
- kThumb2VcvtID, /* vcvt.F64 vd, vm [1110111010111000] vd[15..12]
- [10111100] vm[3..0] */
- kThumb2VcvtFI, /* vcvt.S32.F32 vd, vm [1110111010111101] vd[15..12]
- [10101100] vm[3..0] */
- kThumb2VcvtDI, /* vcvt.S32.F32 vd, vm [1110111010111101] vd[15..12]
- [10111100] vm[3..0] */
- kThumb2VcvtFd, /* vcvt.F64.F32 vd, vm [1110111010110111] vd[15..12]
- [10101100] vm[3..0] */
- kThumb2VcvtDF, /* vcvt.F32.F64 vd, vm [1110111010110111] vd[15..12]
- [10111100] vm[3..0] */
- kThumb2Vsqrts, /* vsqrt.f32 vd, vm [1110111010110001] vd[15..12]
- [10101100] vm[3..0] */
- kThumb2Vsqrtd, /* vsqrt.f64 vd, vm [1110111010110001] vd[15..12]
- [10111100] vm[3..0] */
- kThumb2MovImmShift,/* mov(T2) rd, #<const> [11110] i [00001001111]
- imm3 rd[11..8] imm8 */
- kThumb2MovImm16, /* mov(T3) rd, #<const> [11110] i [0010100] imm4 [0]
- imm3 rd[11..8] imm8 */
- kThumb2StrRRI12, /* str(Imm,T3) rd,[rn,#imm12] [111110001100]
- rn[19..16] rt[15..12] imm12[11..0] */
- kThumb2LdrRRI12, /* str(Imm,T3) rd,[rn,#imm12] [111110001100]
- rn[19..16] rt[15..12] imm12[11..0] */
- kThumb2StrRRI8Predec, /* str(Imm,T4) rd,[rn,#-imm8] [111110000100]
- rn[19..16] rt[15..12] [1100] imm[7..0]*/
- kThumb2LdrRRI8Predec, /* ldr(Imm,T4) rd,[rn,#-imm8] [111110000101]
- rn[19..16] rt[15..12] [1100] imm[7..0]*/
- kThumb2Cbnz, /* cbnz rd,<label> [101110] i [1] imm5[7..3]
- rn[2..0] */
- kThumb2Cbz, /* cbn rd,<label> [101100] i [1] imm5[7..3]
- rn[2..0] */
- kThumb2AddRRI12, /* add rd, rn, #imm12 [11110] i [100000] rn[19..16]
- [0] imm3[14..12] rd[11..8] imm8[7..0] */
- kThumb2MovRR, /* mov rd, rm [11101010010011110000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2Vmovs, /* vmov.f32 vd, vm [111011101] D [110000]
- vd[15..12] 101001] M [0] vm[3..0] */
- kThumb2Vmovd, /* vmov.f64 vd, vm [111011101] D [110000]
- vd[15..12] 101101] M [0] vm[3..0] */
- kThumb2Ldmia, /* ldmia [111010001001[ rn[19..16] mask[15..0] */
- kThumb2Stmia, /* stmia [111010001000[ rn[19..16] mask[15..0] */
- kThumb2AddRRR, /* add [111010110000] rn[19..16] [0000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2SubRRR, /* sub [111010111010] rn[19..16] [0000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2SbcRRR, /* sbc [111010110110] rn[19..16] [0000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2CmpRR, /* cmp [111010111011] rn[19..16] [0000] [1111]
- [0000] rm[3..0] */
- kThumb2SubRRI12, /* sub rd, rn, #imm12 [11110] i [01010] rn[19..16]
- [0] imm3[14..12] rd[11..8] imm8[7..0] */
- kThumb2MvnImm12, /* mov(T2) rd, #<const> [11110] i [00011011110]
- imm3 rd[11..8] imm8 */
- kThumb2Sel, /* sel rd, rn, rm [111110101010] rn[19-16] rd[11-8]
- rm[3-0] */
- kThumb2Ubfx, /* ubfx rd,rn,#lsb,#width [111100111100] rn[19..16]
- [0] imm3[14-12] rd[11-8] w[4-0] */
- kThumb2Sbfx, /* ubfx rd,rn,#lsb,#width [111100110100] rn[19..16]
- [0] imm3[14-12] rd[11-8] w[4-0] */
- kThumb2LdrRRR, /* ldr rt,[rn,rm,LSL #imm] [111110000101] rn[19-16]
- rt[15-12] [000000] imm[5-4] rm[3-0] */
- kThumb2LdrhRRR, /* ldrh rt,[rn,rm,LSL #imm] [111110000101] rn[19-16]
- rt[15-12] [000000] imm[5-4] rm[3-0] */
- kThumb2LdrshRRR, /* ldrsh rt,[rn,rm,LSL #imm] [111110000101] rn[19-16]
- rt[15-12] [000000] imm[5-4] rm[3-0] */
- kThumb2LdrbRRR, /* ldrb rt,[rn,rm,LSL #imm] [111110000101] rn[19-16]
- rt[15-12] [000000] imm[5-4] rm[3-0] */
- kThumb2LdrsbRRR, /* ldrsb rt,[rn,rm,LSL #imm] [111110000101] rn[19-16]
- rt[15-12] [000000] imm[5-4] rm[3-0] */
- kThumb2StrRRR, /* str rt,[rn,rm,LSL #imm] [111110000100] rn[19-16]
- rt[15-12] [000000] imm[5-4] rm[3-0] */
- kThumb2StrhRRR, /* str rt,[rn,rm,LSL #imm] [111110000010] rn[19-16]
- rt[15-12] [000000] imm[5-4] rm[3-0] */
- kThumb2StrbRRR, /* str rt,[rn,rm,LSL #imm] [111110000000] rn[19-16]
- rt[15-12] [000000] imm[5-4] rm[3-0] */
- kThumb2LdrhRRI12, /* ldrh rt,[rn,#imm12] [111110001011]
- rt[15..12] rn[19..16] imm12[11..0] */
- kThumb2LdrshRRI12, /* ldrsh rt,[rn,#imm12] [111110011011]
- rt[15..12] rn[19..16] imm12[11..0] */
- kThumb2LdrbRRI12, /* ldrb rt,[rn,#imm12] [111110001001]
- rt[15..12] rn[19..16] imm12[11..0] */
- kThumb2LdrsbRRI12, /* ldrsb rt,[rn,#imm12] [111110011001]
- rt[15..12] rn[19..16] imm12[11..0] */
- kThumb2StrhRRI12, /* strh rt,[rn,#imm12] [111110001010]
- rt[15..12] rn[19..16] imm12[11..0] */
- kThumb2StrbRRI12, /* strb rt,[rn,#imm12] [111110001000]
- rt[15..12] rn[19..16] imm12[11..0] */
- kThumb2Pop, /* pop [1110100010111101] list[15-0]*/
- kThumb2Push, /* push [1110100100101101] list[15-0]*/
- kThumb2CmpRI8, /* cmp rn, #<const> [11110] i [011011] rn[19-16] [0]
- imm3 [1111] imm8[7..0] */
- kThumb2AdcRRR, /* adc [111010110101] rn[19..16] [0000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2AndRRR, /* and [111010100000] rn[19..16] [0000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2BicRRR, /* bic [111010100010] rn[19..16] [0000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2CmnRR, /* cmn [111010110001] rn[19..16] [0000] [1111]
- [0000] rm[3..0] */
- kThumb2EorRRR, /* eor [111010101000] rn[19..16] [0000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2MulRRR, /* mul [111110110000] rn[19..16] [1111] rd[11..8]
- [0000] rm[3..0] */
- kThumb2MnvRR, /* mvn [11101010011011110] rd[11-8] [0000]
- rm[3..0] */
- kThumb2RsubRRI8, /* rsub [111100011100] rn[19..16] [0000] rd[11..8]
- imm8[7..0] */
- kThumb2NegRR, /* actually rsub rd, rn, #0 */
- kThumb2OrrRRR, /* orr [111010100100] rn[19..16] [0000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2TstRR, /* tst [111010100001] rn[19..16] [0000] [1111]
- [0000] rm[3..0] */
- kThumb2LslRRR, /* lsl [111110100000] rn[19..16] [1111] rd[11..8]
- [0000] rm[3..0] */
- kThumb2LsrRRR, /* lsr [111110100010] rn[19..16] [1111] rd[11..8]
- [0000] rm[3..0] */
- kThumb2AsrRRR, /* asr [111110100100] rn[19..16] [1111] rd[11..8]
- [0000] rm[3..0] */
- kThumb2RorRRR, /* ror [111110100110] rn[19..16] [1111] rd[11..8]
- [0000] rm[3..0] */
- kThumb2LslRRI5, /* lsl [11101010010011110] imm[14.12] rd[11..8]
- [00] rm[3..0] */
- kThumb2LsrRRI5, /* lsr [11101010010011110] imm[14.12] rd[11..8]
- [01] rm[3..0] */
- kThumb2AsrRRI5, /* asr [11101010010011110] imm[14.12] rd[11..8]
- [10] rm[3..0] */
- kThumb2RorRRI5, /* ror [11101010010011110] imm[14.12] rd[11..8]
- [11] rm[3..0] */
- kThumb2BicRRI8, /* bic [111100000010] rn[19..16] [0] imm3
- rd[11..8] imm8 */
- kThumb2AndRRI8, /* bic [111100000000] rn[19..16] [0] imm3
- rd[11..8] imm8 */
- kThumb2OrrRRI8, /* orr [111100000100] rn[19..16] [0] imm3
- rd[11..8] imm8 */
- kThumb2EorRRI8, /* eor [111100001000] rn[19..16] [0] imm3
- rd[11..8] imm8 */
- kThumb2AddRRI8, /* add [111100001000] rn[19..16] [0] imm3
- rd[11..8] imm8 */
- kThumb2AdcRRI8, /* adc [111100010101] rn[19..16] [0] imm3
- rd[11..8] imm8 */
- kThumb2SubRRI8, /* sub [111100011011] rn[19..16] [0] imm3
- rd[11..8] imm8 */
- kThumb2SbcRRI8, /* sbc [111100010111] rn[19..16] [0] imm3
- rd[11..8] imm8 */
- kThumb2It, /* it [10111111] firstcond[7-4] mask[3-0] */
- kThumb2Fmstat, /* fmstat [11101110111100011111101000010000] */
- kThumb2Vcmpd, /* vcmp [111011101] D [11011] rd[15-12] [1011]
- E [1] M [0] rm[3-0] */
- kThumb2Vcmps, /* vcmp [111011101] D [11010] rd[15-12] [1011]
- E [1] M [0] rm[3-0] */
- kThumb2LdrPcRel12, /* ldr rd,[pc,#imm12] [1111100011011111] rt[15-12]
- imm12[11-0] */
- kThumb2BCond, /* b<c> [1110] S cond[25-22] imm6[21-16] [10]
- J1 [0] J2 imm11[10..0] */
- kThumb2Vmovd_RR, /* vmov [111011101] D [110000] vd[15-12 [101101]
- M [0] vm[3-0] */
- kThumb2Vmovs_RR, /* vmov [111011101] D [110000] vd[15-12 [101001]
- M [0] vm[3-0] */
- kThumb2Fmrs, /* vmov [111011100000] vn[19-16] rt[15-12] [1010]
- N [0010000] */
- kThumb2Fmsr, /* vmov [111011100001] vn[19-16] rt[15-12] [1010]
- N [0010000] */
- kThumb2Fmrrd, /* vmov [111011000100] rt2[19-16] rt[15-12]
- [101100] M [1] vm[3-0] */
- kThumb2Fmdrr, /* vmov [111011000101] rt2[19-16] rt[15-12]
- [101100] M [1] vm[3-0] */
- kThumb2Vabsd, /* vabs.f64 [111011101] D [110000] rd[15-12]
- [1011110] M [0] vm[3-0] */
- kThumb2Vabss, /* vabs.f32 [111011101] D [110000] rd[15-12]
- [1010110] M [0] vm[3-0] */
- kThumb2Vnegd, /* vneg.f64 [111011101] D [110000] rd[15-12]
- [1011110] M [0] vm[3-0] */
- kThumb2Vnegs, /* vneg.f32 [111011101] D [110000] rd[15-12]
- [1010110] M [0] vm[3-0] */
- kThumb2Vmovs_IMM8, /* vmov.f32 [111011101] D [11] imm4h[19-16] vd[15-12]
- [10100000] imm4l[3-0] */
- kThumb2Vmovd_IMM8, /* vmov.f64 [111011101] D [11] imm4h[19-16] vd[15-12]
- [10110000] imm4l[3-0] */
- kThumb2Mla, /* mla [111110110000] rn[19-16] ra[15-12] rd[7-4]
- [0000] rm[3-0] */
- kThumb2Umull, /* umull [111110111010] rn[19-16], rdlo[15-12]
- rdhi[11-8] [0000] rm[3-0] */
- kThumb2Ldrex, /* ldrex [111010000101] rn[19-16] rt[11-8] [1111]
- imm8[7-0] */
- kThumb2Strex, /* strex [111010000100] rn[19-16] rt[11-8] rd[11-8]
- imm8[7-0] */
- kThumb2Clrex, /* clrex [111100111011111110000111100101111] */
- kThumb2Bfi, /* bfi [111100110110] rn[19-16] [0] imm3[14-12]
- rd[11-8] imm2[7-6] [0] msb[4-0] */
- kThumb2Bfc, /* bfc [11110011011011110] [0] imm3[14-12]
- rd[11-8] imm2[7-6] [0] msb[4-0] */
- kThumb2Dmb, /* dmb [1111001110111111100011110101] option[3-0] */
- kThumb2LdrPcReln12,/* ldr rd,[pc,-#imm12] [1111100011011111] rt[15-12]
- imm12[11-0] */
- kThumb2Stm, /* stm <list> [111010010000] rn[19-16] 000 rl[12-0] */
- kThumbUndefined, /* undefined [11011110xxxxxxxx] */
- kThumb2VPopCS, /* vpop <list of callee save fp singles (s16+) */
- kThumb2VPushCS, /* vpush <list callee save fp singles (s16+) */
- kThumb2Vldms, /* vldms rd, <list> */
- kThumb2Vstms, /* vstms rd, <list> */
- kThumb2BUncond, /* b <label> */
- kThumb2MovImm16H, /* similar to kThumb2MovImm16, but target high hw */
- kThumb2AddPCR, /* Thumb2 2-operand add with hard-coded PC target */
- kThumb2Adr, /* Special purpose encoding of ADR for switch tables */
- kThumb2MovImm16LST,/* Special purpose version for switch table use */
- kThumb2MovImm16HST,/* Special purpose version for switch table use */
- kThumb2LdmiaWB, /* ldmia [111010011001[ rn[19..16] mask[15..0] */
- kThumb2SubsRRI12, /* setflags encoding */
- kThumb2OrrRRRs, /* orrx [111010100101] rn[19..16] [0000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2Push1, /* t3 encoding of push */
- kThumb2Pop1, /* t3 encoding of pop */
- kThumb2RsubRRR, /* rsb [111010111101] rn[19..16] [0000] rd[11..8]
- [0000] rm[3..0] */
- kThumb2Smull, /* smull [111110111000] rn[19-16], rdlo[15-12]
- rdhi[11-8] [0000] rm[3-0] */
+ kArm16BitData = kArmFirst, // DATA [0] rd[15..0].
+ kThumbAdcRR, // adc [0100000101] rm[5..3] rd[2..0].
+ kThumbAddRRI3, // add(1) [0001110] imm_3[8..6] rn[5..3] rd[2..0]*/
+ kThumbAddRI8, // add(2) [00110] rd[10..8] imm_8[7..0].
+ kThumbAddRRR, // add(3) [0001100] rm[8..6] rn[5..3] rd[2..0].
+ kThumbAddRRLH, // add(4) [01000100] H12[01] rm[5..3] rd[2..0].
+ kThumbAddRRHL, // add(4) [01001000] H12[10] rm[5..3] rd[2..0].
+ kThumbAddRRHH, // add(4) [01001100] H12[11] rm[5..3] rd[2..0].
+ kThumbAddPcRel, // add(5) [10100] rd[10..8] imm_8[7..0].
+ kThumbAddSpRel, // add(6) [10101] rd[10..8] imm_8[7..0].
+ kThumbAddSpI7, // add(7) [101100000] imm_7[6..0].
+ kThumbAndRR, // and [0100000000] rm[5..3] rd[2..0].
+ kThumbAsrRRI5, // asr(1) [00010] imm_5[10..6] rm[5..3] rd[2..0].
+ kThumbAsrRR, // asr(2) [0100000100] rs[5..3] rd[2..0].
+ kThumbBCond, // b(1) [1101] cond[11..8] offset_8[7..0].
+ kThumbBUncond, // b(2) [11100] offset_11[10..0].
+ kThumbBicRR, // bic [0100001110] rm[5..3] rd[2..0].
+ kThumbBkpt, // bkpt [10111110] imm_8[7..0].
+ kThumbBlx1, // blx(1) [111] H[10] offset_11[10..0].
+ kThumbBlx2, // blx(1) [111] H[01] offset_11[10..0].
+ kThumbBl1, // blx(1) [111] H[10] offset_11[10..0].
+ kThumbBl2, // blx(1) [111] H[11] offset_11[10..0].
+ kThumbBlxR, // blx(2) [010001111] rm[6..3] [000].
+ kThumbBx, // bx [010001110] H2[6..6] rm[5..3] SBZ[000].
+ kThumbCmnRR, // cmn [0100001011] rm[5..3] rd[2..0].
+ kThumbCmpRI8, // cmp(1) [00101] rn[10..8] imm_8[7..0].
+ kThumbCmpRR, // cmp(2) [0100001010] rm[5..3] rd[2..0].
+ kThumbCmpLH, // cmp(3) [01000101] H12[01] rm[5..3] rd[2..0].
+ kThumbCmpHL, // cmp(3) [01000110] H12[10] rm[5..3] rd[2..0].
+ kThumbCmpHH, // cmp(3) [01000111] H12[11] rm[5..3] rd[2..0].
+ kThumbEorRR, // eor [0100000001] rm[5..3] rd[2..0].
+ kThumbLdmia, // ldmia [11001] rn[10..8] reglist [7..0].
+ kThumbLdrRRI5, // ldr(1) [01101] imm_5[10..6] rn[5..3] rd[2..0].
+ kThumbLdrRRR, // ldr(2) [0101100] rm[8..6] rn[5..3] rd[2..0].
+ kThumbLdrPcRel, // ldr(3) [01001] rd[10..8] imm_8[7..0].
+ kThumbLdrSpRel, // ldr(4) [10011] rd[10..8] imm_8[7..0].
+ kThumbLdrbRRI5, // ldrb(1) [01111] imm_5[10..6] rn[5..3] rd[2..0].
+ kThumbLdrbRRR, // ldrb(2) [0101110] rm[8..6] rn[5..3] rd[2..0].
+ kThumbLdrhRRI5, // ldrh(1) [10001] imm_5[10..6] rn[5..3] rd[2..0].
+ kThumbLdrhRRR, // ldrh(2) [0101101] rm[8..6] rn[5..3] rd[2..0].
+ kThumbLdrsbRRR, // ldrsb [0101011] rm[8..6] rn[5..3] rd[2..0].
+ kThumbLdrshRRR, // ldrsh [0101111] rm[8..6] rn[5..3] rd[2..0].
+ kThumbLslRRI5, // lsl(1) [00000] imm_5[10..6] rm[5..3] rd[2..0].
+ kThumbLslRR, // lsl(2) [0100000010] rs[5..3] rd[2..0].
+ kThumbLsrRRI5, // lsr(1) [00001] imm_5[10..6] rm[5..3] rd[2..0].
+ kThumbLsrRR, // lsr(2) [0100000011] rs[5..3] rd[2..0].
+ kThumbMovImm, // mov(1) [00100] rd[10..8] imm_8[7..0].
+ kThumbMovRR, // mov(2) [0001110000] rn[5..3] rd[2..0].
+ kThumbMovRR_H2H, // mov(3) [01000111] H12[11] rm[5..3] rd[2..0].
+ kThumbMovRR_H2L, // mov(3) [01000110] H12[01] rm[5..3] rd[2..0].
+ kThumbMovRR_L2H, // mov(3) [01000101] H12[10] rm[5..3] rd[2..0].
+ kThumbMul, // mul [0100001101] rm[5..3] rd[2..0].
+ kThumbMvn, // mvn [0100001111] rm[5..3] rd[2..0].
+ kThumbNeg, // neg [0100001001] rm[5..3] rd[2..0].
+ kThumbOrr, // orr [0100001100] rm[5..3] rd[2..0].
+ kThumbPop, // pop [1011110] r[8..8] rl[7..0].
+ kThumbPush, // push [1011010] r[8..8] rl[7..0].
+ kThumbRorRR, // ror [0100000111] rs[5..3] rd[2..0].
+ kThumbSbc, // sbc [0100000110] rm[5..3] rd[2..0].
+ kThumbStmia, // stmia [11000] rn[10..8] reglist [7.. 0].
+ kThumbStrRRI5, // str(1) [01100] imm_5[10..6] rn[5..3] rd[2..0].
+ kThumbStrRRR, // str(2) [0101000] rm[8..6] rn[5..3] rd[2..0].
+ kThumbStrSpRel, // str(3) [10010] rd[10..8] imm_8[7..0].
+ kThumbStrbRRI5, // strb(1) [01110] imm_5[10..6] rn[5..3] rd[2..0].
+ kThumbStrbRRR, // strb(2) [0101010] rm[8..6] rn[5..3] rd[2..0].
+ kThumbStrhRRI5, // strh(1) [10000] imm_5[10..6] rn[5..3] rd[2..0].
+ kThumbStrhRRR, // strh(2) [0101001] rm[8..6] rn[5..3] rd[2..0].
+ kThumbSubRRI3, // sub(1) [0001111] imm_3[8..6] rn[5..3] rd[2..0]*/
+ kThumbSubRI8, // sub(2) [00111] rd[10..8] imm_8[7..0].
+ kThumbSubRRR, // sub(3) [0001101] rm[8..6] rn[5..3] rd[2..0].
+ kThumbSubSpI7, // sub(4) [101100001] imm_7[6..0].
+ kThumbSwi, // swi [11011111] imm_8[7..0].
+ kThumbTst, // tst [0100001000] rm[5..3] rn[2..0].
+ kThumb2Vldrs, // vldr low sx [111011011001] rn[19..16] rd[15-12] [1010] imm_8[7..0].
+ kThumb2Vldrd, // vldr low dx [111011011001] rn[19..16] rd[15-12] [1011] imm_8[7..0].
+ kThumb2Vmuls, // vmul vd, vn, vm [111011100010] rn[19..16] rd[15-12] [10100000] rm[3..0].
+ kThumb2Vmuld, // vmul vd, vn, vm [111011100010] rn[19..16] rd[15-12] [10110000] rm[3..0].
+ kThumb2Vstrs, // vstr low sx [111011011000] rn[19..16] rd[15-12] [1010] imm_8[7..0].
+ kThumb2Vstrd, // vstr low dx [111011011000] rn[19..16] rd[15-12] [1011] imm_8[7..0].
+ kThumb2Vsubs, // vsub vd, vn, vm [111011100011] rn[19..16] rd[15-12] [10100040] rm[3..0].
+ kThumb2Vsubd, // vsub vd, vn, vm [111011100011] rn[19..16] rd[15-12] [10110040] rm[3..0].
+ kThumb2Vadds, // vadd vd, vn, vm [111011100011] rn[19..16] rd[15-12] [10100000] rm[3..0].
+ kThumb2Vaddd, // vadd vd, vn, vm [111011100011] rn[19..16] rd[15-12] [10110000] rm[3..0].
+ kThumb2Vdivs, // vdiv vd, vn, vm [111011101000] rn[19..16] rd[15-12] [10100000] rm[3..0].
+ kThumb2Vdivd, // vdiv vd, vn, vm [111011101000] rn[19..16] rd[15-12] [10110000] rm[3..0].
+ kThumb2VcvtIF, // vcvt.F32 vd, vm [1110111010111000] vd[15..12] [10101100] vm[3..0].
+ kThumb2VcvtID, // vcvt.F64 vd, vm [1110111010111000] vd[15..12] [10111100] vm[3..0].
+ kThumb2VcvtFI, // vcvt.S32.F32 vd, vm [1110111010111101] vd[15..12] [10101100] vm[3..0].
+ kThumb2VcvtDI, // vcvt.S32.F32 vd, vm [1110111010111101] vd[15..12] [10111100] vm[3..0].
+ kThumb2VcvtFd, // vcvt.F64.F32 vd, vm [1110111010110111] vd[15..12] [10101100] vm[3..0].
+ kThumb2VcvtDF, // vcvt.F32.F64 vd, vm [1110111010110111] vd[15..12] [10111100] vm[3..0].
+ kThumb2Vsqrts, // vsqrt.f32 vd, vm [1110111010110001] vd[15..12] [10101100] vm[3..0].
+ kThumb2Vsqrtd, // vsqrt.f64 vd, vm [1110111010110001] vd[15..12] [10111100] vm[3..0].
+ kThumb2MovImmShift,// mov(T2) rd, #<const> [11110] i [00001001111] imm3 rd[11..8] imm8.
+ kThumb2MovImm16, // mov(T3) rd, #<const> [11110] i [0010100] imm4 [0] imm3 rd[11..8] imm8.
+ kThumb2StrRRI12, // str(Imm,T3) rd,[rn,#imm12] [111110001100] rn[19..16] rt[15..12] imm12[11..0].
+ kThumb2LdrRRI12, // str(Imm,T3) rd,[rn,#imm12] [111110001100] rn[19..16] rt[15..12] imm12[11..0].
+ kThumb2StrRRI8Predec, // str(Imm,T4) rd,[rn,#-imm8] [111110000100] rn[19..16] rt[15..12] [1100] imm[7..0]*/
+ kThumb2LdrRRI8Predec, // ldr(Imm,T4) rd,[rn,#-imm8] [111110000101] rn[19..16] rt[15..12] [1100] imm[7..0]*/
+ kThumb2Cbnz, // cbnz rd,<label> [101110] i [1] imm5[7..3] rn[2..0].
+ kThumb2Cbz, // cbn rd,<label> [101100] i [1] imm5[7..3] rn[2..0].
+ kThumb2AddRRI12, // add rd, rn, #imm12 [11110] i [100000] rn[19..16] [0] imm3[14..12] rd[11..8] imm8[7..0].
+ kThumb2MovRR, // mov rd, rm [11101010010011110000] rd[11..8] [0000] rm[3..0].
+ kThumb2Vmovs, // vmov.f32 vd, vm [111011101] D [110000] vd[15..12] 101001] M [0] vm[3..0].
+ kThumb2Vmovd, // vmov.f64 vd, vm [111011101] D [110000] vd[15..12] 101101] M [0] vm[3..0].
+ kThumb2Ldmia, // ldmia [111010001001[ rn[19..16] mask[15..0].
+ kThumb2Stmia, // stmia [111010001000[ rn[19..16] mask[15..0].
+ kThumb2AddRRR, // add [111010110000] rn[19..16] [0000] rd[11..8] [0000] rm[3..0].
+ kThumb2SubRRR, // sub [111010111010] rn[19..16] [0000] rd[11..8] [0000] rm[3..0].
+ kThumb2SbcRRR, // sbc [111010110110] rn[19..16] [0000] rd[11..8] [0000] rm[3..0].
+ kThumb2CmpRR, // cmp [111010111011] rn[19..16] [0000] [1111] [0000] rm[3..0].
+ kThumb2SubRRI12, // sub rd, rn, #imm12 [11110] i [01010] rn[19..16] [0] imm3[14..12] rd[11..8] imm8[7..0].
+ kThumb2MvnImm12, // mov(T2) rd, #<const> [11110] i [00011011110] imm3 rd[11..8] imm8.
+ kThumb2Sel, // sel rd, rn, rm [111110101010] rn[19-16] rd[11-8] rm[3-0].
+ kThumb2Ubfx, // ubfx rd,rn,#lsb,#width [111100111100] rn[19..16] [0] imm3[14-12] rd[11-8] w[4-0].
+ kThumb2Sbfx, // ubfx rd,rn,#lsb,#width [111100110100] rn[19..16] [0] imm3[14-12] rd[11-8] w[4-0].
+ kThumb2LdrRRR, // ldr rt,[rn,rm,LSL #imm] [111110000101] rn[19-16] rt[15-12] [000000] imm[5-4] rm[3-0].
+ kThumb2LdrhRRR, // ldrh rt,[rn,rm,LSL #imm] [111110000101] rn[19-16] rt[15-12] [000000] imm[5-4] rm[3-0].
+ kThumb2LdrshRRR, // ldrsh rt,[rn,rm,LSL #imm] [111110000101] rn[19-16] rt[15-12] [000000] imm[5-4] rm[3-0].
+ kThumb2LdrbRRR, // ldrb rt,[rn,rm,LSL #imm] [111110000101] rn[19-16] rt[15-12] [000000] imm[5-4] rm[3-0].
+ kThumb2LdrsbRRR, // ldrsb rt,[rn,rm,LSL #imm] [111110000101] rn[19-16] rt[15-12] [000000] imm[5-4] rm[3-0].
+ kThumb2StrRRR, // str rt,[rn,rm,LSL #imm] [111110000100] rn[19-16] rt[15-12] [000000] imm[5-4] rm[3-0].
+ kThumb2StrhRRR, // str rt,[rn,rm,LSL #imm] [111110000010] rn[19-16] rt[15-12] [000000] imm[5-4] rm[3-0].
+ kThumb2StrbRRR, // str rt,[rn,rm,LSL #imm] [111110000000] rn[19-16] rt[15-12] [000000] imm[5-4] rm[3-0].
+ kThumb2LdrhRRI12, // ldrh rt,[rn,#imm12] [111110001011] rt[15..12] rn[19..16] imm12[11..0].
+ kThumb2LdrshRRI12, // ldrsh rt,[rn,#imm12] [111110011011] rt[15..12] rn[19..16] imm12[11..0].
+ kThumb2LdrbRRI12, // ldrb rt,[rn,#imm12] [111110001001] rt[15..12] rn[19..16] imm12[11..0].
+ kThumb2LdrsbRRI12, // ldrsb rt,[rn,#imm12] [111110011001] rt[15..12] rn[19..16] imm12[11..0].
+ kThumb2StrhRRI12, // strh rt,[rn,#imm12] [111110001010] rt[15..12] rn[19..16] imm12[11..0].
+ kThumb2StrbRRI12, // strb rt,[rn,#imm12] [111110001000] rt[15..12] rn[19..16] imm12[11..0].
+ kThumb2Pop, // pop [1110100010111101] list[15-0]*/
+ kThumb2Push, // push [1110100100101101] list[15-0]*/
+ kThumb2CmpRI8, // cmp rn, #<const> [11110] i [011011] rn[19-16] [0] imm3 [1111] imm8[7..0].
+ kThumb2AdcRRR, // adc [111010110101] rn[19..16] [0000] rd[11..8] [0000] rm[3..0].
+ kThumb2AndRRR, // and [111010100000] rn[19..16] [0000] rd[11..8] [0000] rm[3..0].
+ kThumb2BicRRR, // bic [111010100010] rn[19..16] [0000] rd[11..8] [0000] rm[3..0].
+ kThumb2CmnRR, // cmn [111010110001] rn[19..16] [0000] [1111] [0000] rm[3..0].
+ kThumb2EorRRR, // eor [111010101000] rn[19..16] [0000] rd[11..8] [0000] rm[3..0].
+ kThumb2MulRRR, // mul [111110110000] rn[19..16] [1111] rd[11..8] [0000] rm[3..0].
+ kThumb2MnvRR, // mvn [11101010011011110] rd[11-8] [0000] rm[3..0].
+ kThumb2RsubRRI8, // rsub [111100011100] rn[19..16] [0000] rd[11..8] imm8[7..0].
+ kThumb2NegRR, // actually rsub rd, rn, #0.
+ kThumb2OrrRRR, // orr [111010100100] rn[19..16] [0000] rd[11..8] [0000] rm[3..0].
+ kThumb2TstRR, // tst [111010100001] rn[19..16] [0000] [1111] [0000] rm[3..0].
+ kThumb2LslRRR, // lsl [111110100000] rn[19..16] [1111] rd[11..8] [0000] rm[3..0].
+ kThumb2LsrRRR, // lsr [111110100010] rn[19..16] [1111] rd[11..8] [0000] rm[3..0].
+ kThumb2AsrRRR, // asr [111110100100] rn[19..16] [1111] rd[11..8] [0000] rm[3..0].
+ kThumb2RorRRR, // ror [111110100110] rn[19..16] [1111] rd[11..8] [0000] rm[3..0].
+ kThumb2LslRRI5, // lsl [11101010010011110] imm[14.12] rd[11..8] [00] rm[3..0].
+ kThumb2LsrRRI5, // lsr [11101010010011110] imm[14.12] rd[11..8] [01] rm[3..0].
+ kThumb2AsrRRI5, // asr [11101010010011110] imm[14.12] rd[11..8] [10] rm[3..0].
+ kThumb2RorRRI5, // ror [11101010010011110] imm[14.12] rd[11..8] [11] rm[3..0].
+ kThumb2BicRRI8, // bic [111100000010] rn[19..16] [0] imm3 rd[11..8] imm8.
+ kThumb2AndRRI8, // bic [111100000000] rn[19..16] [0] imm3 rd[11..8] imm8.
+ kThumb2OrrRRI8, // orr [111100000100] rn[19..16] [0] imm3 rd[11..8] imm8.
+ kThumb2EorRRI8, // eor [111100001000] rn[19..16] [0] imm3 rd[11..8] imm8.
+ kThumb2AddRRI8, // add [111100001000] rn[19..16] [0] imm3 rd[11..8] imm8.
+ kThumb2AdcRRI8, // adc [111100010101] rn[19..16] [0] imm3 rd[11..8] imm8.
+ kThumb2SubRRI8, // sub [111100011011] rn[19..16] [0] imm3 rd[11..8] imm8.
+ kThumb2SbcRRI8, // sbc [111100010111] rn[19..16] [0] imm3 rd[11..8] imm8.
+ kThumb2It, // it [10111111] firstcond[7-4] mask[3-0].
+ kThumb2Fmstat, // fmstat [11101110111100011111101000010000].
+ kThumb2Vcmpd, // vcmp [111011101] D [11011] rd[15-12] [1011] E [1] M [0] rm[3-0].
+ kThumb2Vcmps, // vcmp [111011101] D [11010] rd[15-12] [1011] E [1] M [0] rm[3-0].
+ kThumb2LdrPcRel12, // ldr rd,[pc,#imm12] [1111100011011111] rt[15-12] imm12[11-0].
+ kThumb2BCond, // b<c> [1110] S cond[25-22] imm6[21-16] [10] J1 [0] J2 imm11[10..0].
+ kThumb2Vmovd_RR, // vmov [111011101] D [110000] vd[15-12 [101101] M [0] vm[3-0].
+ kThumb2Vmovs_RR, // vmov [111011101] D [110000] vd[15-12 [101001] M [0] vm[3-0].
+ kThumb2Fmrs, // vmov [111011100000] vn[19-16] rt[15-12] [1010] N [0010000].
+ kThumb2Fmsr, // vmov [111011100001] vn[19-16] rt[15-12] [1010] N [0010000].
+ kThumb2Fmrrd, // vmov [111011000100] rt2[19-16] rt[15-12] [101100] M [1] vm[3-0].
+ kThumb2Fmdrr, // vmov [111011000101] rt2[19-16] rt[15-12] [101100] M [1] vm[3-0].
+ kThumb2Vabsd, // vabs.f64 [111011101] D [110000] rd[15-12] [1011110] M [0] vm[3-0].
+ kThumb2Vabss, // vabs.f32 [111011101] D [110000] rd[15-12] [1010110] M [0] vm[3-0].
+ kThumb2Vnegd, // vneg.f64 [111011101] D [110000] rd[15-12] [1011110] M [0] vm[3-0].
+ kThumb2Vnegs, // vneg.f32 [111011101] D [110000] rd[15-12] [1010110] M [0] vm[3-0].
+ kThumb2Vmovs_IMM8, // vmov.f32 [111011101] D [11] imm4h[19-16] vd[15-12] [10100000] imm4l[3-0].
+ kThumb2Vmovd_IMM8, // vmov.f64 [111011101] D [11] imm4h[19-16] vd[15-12] [10110000] imm4l[3-0].
+ kThumb2Mla, // mla [111110110000] rn[19-16] ra[15-12] rd[7-4] [0000] rm[3-0].
+ kThumb2Umull, // umull [111110111010] rn[19-16], rdlo[15-12] rdhi[11-8] [0000] rm[3-0].
+ kThumb2Ldrex, // ldrex [111010000101] rn[19-16] rt[11-8] [1111] imm8[7-0].
+ kThumb2Strex, // strex [111010000100] rn[19-16] rt[11-8] rd[11-8] imm8[7-0].
+ kThumb2Clrex, // clrex [111100111011111110000111100101111].
+ kThumb2Bfi, // bfi [111100110110] rn[19-16] [0] imm3[14-12] rd[11-8] imm2[7-6] [0] msb[4-0].
+ kThumb2Bfc, // bfc [11110011011011110] [0] imm3[14-12] rd[11-8] imm2[7-6] [0] msb[4-0].
+ kThumb2Dmb, // dmb [1111001110111111100011110101] option[3-0].
+ kThumb2LdrPcReln12,// ldr rd,[pc,-#imm12] [1111100011011111] rt[15-12] imm12[11-0].
+ kThumb2Stm, // stm <list> [111010010000] rn[19-16] 000 rl[12-0].
+ kThumbUndefined, // undefined [11011110xxxxxxxx].
+ kThumb2VPopCS, // vpop <list of callee save fp singles (s16+).
+ kThumb2VPushCS, // vpush <list callee save fp singles (s16+).
+ kThumb2Vldms, // vldms rd, <list>.
+ kThumb2Vstms, // vstms rd, <list>.
+ kThumb2BUncond, // b <label>.
+ kThumb2MovImm16H, // similar to kThumb2MovImm16, but target high hw.
+ kThumb2AddPCR, // Thumb2 2-operand add with hard-coded PC target.
+ kThumb2Adr, // Special purpose encoding of ADR for switch tables.
+ kThumb2MovImm16LST,// Special purpose version for switch table use.
+ kThumb2MovImm16HST,// Special purpose version for switch table use.
+ kThumb2LdmiaWB, // ldmia [111010011001[ rn[19..16] mask[15..0].
+ kThumb2SubsRRI12, // setflags encoding.
+ kThumb2OrrRRRs, // orrx [111010100101] rn[19..16] [0000] rd[11..8] [0000] rm[3..0].
+ kThumb2Push1, // t3 encoding of push.
+ kThumb2Pop1, // t3 encoding of pop.
+ kThumb2RsubRRR, // rsb [111010111101] rn[19..16] [0000] rd[11..8] [0000] rm[3..0].
+ kThumb2Smull, // smull [111110111000] rn[19-16], rdlo[15-12] rdhi[11-8] [0000] rm[3-0].
kArmLast,
};
-/* DMB option encodings */
enum ArmOpDmbOptions {
kSY = 0xf,
kST = 0xe,
@@ -567,43 +457,40 @@
kNSHST = 0x6
};
-/* Bit flags describing the behavior of each native opcode */
-/* Instruction assembly field_loc kind */
+// Instruction assembly field_loc kind.
enum ArmEncodingKind {
kFmtUnused,
- kFmtBitBlt, /* Bit string using end/start */
- kFmtDfp, /* Double FP reg */
- kFmtSfp, /* Single FP reg */
- kFmtModImm, /* Shifted 8-bit immed using [26,14..12,7..0] */
- kFmtImm16, /* Zero-extended immed using [26,19..16,14..12,7..0] */
- kFmtImm6, /* Encoded branch target using [9,7..3]0 */
- kFmtImm12, /* Zero-extended immediate using [26,14..12,7..0] */
- kFmtShift, /* Shift descriptor, [14..12,7..4] */
- kFmtLsb, /* least significant bit using [14..12][7..6] */
- kFmtBWidth, /* bit-field width, encoded as width-1 */
- kFmtShift5, /* Shift count, [14..12,7..6] */
- kFmtBrOffset, /* Signed extended [26,11,13,21-16,10-0]:0 */
- kFmtFPImm, /* Encoded floating point immediate */
- kFmtOff24, /* 24-bit Thumb2 unconditional branch encoding */
+ kFmtBitBlt, // Bit string using end/start.
+ kFmtDfp, // Double FP reg.
+ kFmtSfp, // Single FP reg.
+ kFmtModImm, // Shifted 8-bit immed using [26,14..12,7..0].
+ kFmtImm16, // Zero-extended immed using [26,19..16,14..12,7..0].
+ kFmtImm6, // Encoded branch target using [9,7..3]0.
+ kFmtImm12, // Zero-extended immediate using [26,14..12,7..0].
+ kFmtShift, // Shift descriptor, [14..12,7..4].
+ kFmtLsb, // least significant bit using [14..12][7..6].
+ kFmtBWidth, // bit-field width, encoded as width-1.
+ kFmtShift5, // Shift count, [14..12,7..6].
+ kFmtBrOffset, // Signed extended [26,11,13,21-16,10-0]:0.
+ kFmtFPImm, // Encoded floating point immediate.
+ kFmtOff24, // 24-bit Thumb2 unconditional branch encoding.
};
-/* Struct used to define the snippet positions for each Thumb opcode */
+// Struct used to define the snippet positions for each Thumb opcode.
struct ArmEncodingMap {
uint32_t skeleton;
struct {
ArmEncodingKind kind;
- int end; /* end for kFmtBitBlt, 1-bit slice end for FP regs */
- int start; /* start for kFmtBitBlt, 4-bit slice end for FP regs */
+ int end; // end for kFmtBitBlt, 1-bit slice end for FP regs.
+ int start; // start for kFmtBitBlt, 4-bit slice end for FP regs.
} field_loc[4];
ArmOpcode opcode;
uint64_t flags;
const char* name;
const char* fmt;
- int size; /* Size in bytes */
+ int size; // Note: size is in bytes.
};
-extern const ArmEncodingMap EncodingMap[kArmLast];
-
} // namespace art
#endif // ART_SRC_COMPILER_CODEGEN_ARM_ARMLIR_H_