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-rw-r--r--lib/Target/X86/X86InstrInfo.td4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 1a0fab3..915507a 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -1853,6 +1853,7 @@ let isTwoAddress = 0 in {
[(store (add (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
}
+let Uses = [EFLAGS] in {
let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y
def ADC32rr : I<0x11, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"adc{l}\t{$src2, $dst|$dst, $src2}",
@@ -1879,6 +1880,7 @@ let isTwoAddress = 0 in {
"adc{l}\t{$src2, $dst|$dst, $src2}",
[(store (adde (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
}
+} // Uses = [EFLAGS]
def SUB8rr : I<0x28, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
"sub{b}\t{$src2, $dst|$dst, $src2}",
@@ -1945,6 +1947,7 @@ let isTwoAddress = 0 in {
[(store (sub (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
}
+let Uses = [EFLAGS] in {
def SBB32rr : I<0x19, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"sbb{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (sube GR32:$src1, GR32:$src2))]>;
@@ -1972,6 +1975,7 @@ def SBB32ri : Ii32<0x81, MRM3r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2
def SBB32ri8 : Ii8<0x83, MRM3r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
"sbb{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (sube GR32:$src1, i32immSExt8:$src2))]>;
+} // Uses = [EFLAGS]
} // Defs = [EFLAGS]
let Defs = [EFLAGS] in {