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fix a case where we'd mis-encode fisttp because of an incorrect (and 

redundant with a correct one) pattern that was added for the disassembler.

llvm-svn: 95446
This commit is contained in:
Chris Lattner 2010-02-05 22:49:06 +00:00
parent a60af09414
commit d91f302a05
2 changed files with 5 additions and 1 deletions
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1
llvm/lib/Target/X86/X86InstrFPStack.td
View File

@ -339,7 +339,6 @@ def FICOMP32m: FPI<0xDA, MRM3m, (outs), (ins i32mem:$src), "ficomp{l}\t$src">;
def FCOM64m : FPI<0xDC, MRM2m, (outs), (ins f64mem:$src), "fcom{ll}\t$src">;
def FCOMP64m : FPI<0xDC, MRM3m, (outs), (ins f64mem:$src), "fcomp{ll}\t$src">;
def FISTTP32m: FPI<0xDD, MRM1m, (outs i32mem:$dst), (ins), "fisttp{l}\t$dst">;
def FRSTORm : FPI<0xDD, MRM4m, (outs f32mem:$dst), (ins), "frstor\t$dst">;
def FSAVEm : FPI<0xDD, MRM6m, (outs f32mem:$dst), (ins), "fnsave\t$dst">;
def FNSTSWm : FPI<0xDD, MRM7m, (outs f32mem:$dst), (ins), "fnstsw\t$dst">;

5
llvm/test/MC/AsmParser/X86/x86_32-encoding.s Normal file
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@ -0,0 +1,5 @@
// RUN: llvm-mc -triple i386-unknown-unknown %s -show-encoding | FileCheck %s
fisttpl 3735928559(%ebx,%ecx,8)
# CHECK: encoding: [0xdb,0x8c,0xcb,0xef,0xbe,0xad,0xde]