diff options
Diffstat (limited to 'lib/Target')
| -rw-r--r-- | lib/Target/X86/X86InstrSSE.td | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td index c0020a1..c2f3197 100644 --- a/lib/Target/X86/X86InstrSSE.td +++ b/lib/Target/X86/X86InstrSSE.td @@ -7260,13 +7260,13 @@ let Defs = [ECX, EFLAGS], Uses = [EAX, EDX], neverHasSideEffects = 1 in { // This set of instructions are only rm, the only difference is the size // of r and m. class SS42I_crc32r<bits<8> opc, string asm, RegisterClass RCOut, - RegisterClass RCIn, Intrinsic Int> : + RegisterClass RCIn, SDPatternOperator Int> : SS42FI<opc, MRMSrcReg, (outs RCOut:$dst), (ins RCOut:$src1, RCIn:$src2), !strconcat(asm, "\t{$src2, $src1|$src1, $src2}"), [(set RCOut:$dst, (Int RCOut:$src1, RCIn:$src2))], IIC_CRC32_REG>; class SS42I_crc32m<bits<8> opc, string asm, RegisterClass RCOut, - X86MemOperand x86memop, Intrinsic Int> : + X86MemOperand x86memop, SDPatternOperator Int> : SS42FI<opc, MRMSrcMem, (outs RCOut:$dst), (ins RCOut:$src1, x86memop:$src2), !strconcat(asm, "\t{$src2, $src1|$src1, $src2}"), [(set RCOut:$dst, (Int RCOut:$src1, (load addr:$src2)))], @@ -7285,14 +7285,17 @@ let Constraints = "$src1 = $dst" in { int_x86_sse42_crc32_32_32>; def CRC32r32r32 : SS42I_crc32r<0xF1, "crc32{l}", GR32, GR32, int_x86_sse42_crc32_32_32>; - def CRC32r64m8 : SS42I_crc32m<0xF0, "crc32{b}", GR64, i8mem, - int_x86_sse42_crc32_64_8>, REX_W; - def CRC32r64r8 : SS42I_crc32r<0xF0, "crc32{b}", GR64, GR8, - int_x86_sse42_crc32_64_8>, REX_W; def CRC32r64m64 : SS42I_crc32m<0xF1, "crc32{q}", GR64, i64mem, int_x86_sse42_crc32_64_64>, REX_W; def CRC32r64r64 : SS42I_crc32r<0xF1, "crc32{q}", GR64, GR64, int_x86_sse42_crc32_64_64>, REX_W; + let hasSideEffects = 0 in { + let mayLoad = 1 in + def CRC32r64m8 : SS42I_crc32m<0xF0, "crc32{b}", GR64, i8mem, + null_frag>, REX_W; + def CRC32r64r8 : SS42I_crc32r<0xF0, "crc32{b}", GR64, GR8, + null_frag>, REX_W; + } } //===----------------------------------------------------------------------===// |