Author: evancheng
Date: Tue Sep 25 20:29:06 2007
New Revision: 42335
URL: http://llvm.org/viewvc/llvm-project?rev=42335&view=rev
Log:
Add pushf{d|q}, popf{d|q} to push and pop EFLAGS register.
Modified:
llvm/trunk/lib/Target/X86/X86InstrInfo.td
llvm/trunk/lib/Target/X86/X86InstrX86-64.td
Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.td
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.td?rev=42335&r1=42334&r2=42335&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.td Tue Sep 25 20:29:06 2007
@@ -424,13 +424,16 @@
(outs), (ins), "leave", []>;
let Defs = [ESP], Uses = [ESP] in {
-def POP32r : I<0x58, AddRegFrm,
- (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
+def POP32r : I<0x58, AddRegFrm, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
-def PUSH32r : I<0x50, AddRegFrm,
- (outs), (ins GR32:$reg), "push{l}\t$reg", []>;
+def PUSH32r : I<0x50, AddRegFrm, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>;
}
+let Defs = [ESP, EFLAGS], Uses = [ESP] in
+def POPD : I<0x9D, RawFrm, (outs), (ins), "popfd", []>;
+let Defs = [ESP], Uses = [ESP, EFLAGS] in
+def PUSHFD : I<0x9C, RawFrm, (outs), (ins), "pushfd", []>;
+
def MovePCtoStack : I<0, Pseudo, (outs), (ins piclabel:$label),
"call\t$label", []>;
Modified: llvm/trunk/lib/Target/X86/X86InstrX86-64.td
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrX86-64.td?rev=42335&r1=42334&r2=42335&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrX86-64.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrX86-64.td Tue Sep 25 20:29:06 2007
@@ -123,6 +123,11 @@
(outs), (ins GR64:$reg), "push{q}\t$reg", []>;
}
+let Defs = [RSP, EFLAGS], Uses = [RSP] in
+def POPQ : I<0x9D, RawFrm, (outs), (ins), "popfq", []>, REX_W;
+let Defs = [RSP], Uses = [RSP, EFLAGS] in
+def PUSHFQ : I<0x9C, RawFrm, (outs), (ins), "pushfq", []>;
+
def LEA64_32r : I<0x8D, MRMSrcMem,
(outs GR32:$dst), (ins lea64_32mem:$src),
"lea{l}\t{$src|$dst}, {$dst|$src}",
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