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X86: Fix misencode of RI64mi8. This fixes OpenSSL / x86_64-apple-darwin10 / clang -O3.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112089 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2010-08-25 21:11:02 +00:00
parent ab43add695
commit 3d6e4c3111
2 changed files with 7 additions and 4 deletions
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7
lib/Target/X86/X86Instr64bit.td
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@ -1325,14 +1325,13 @@ def BT64mr : RI<0xA3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
[]
>, TB;
def BT64ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR64:$src1, i64i8imm:$src2),
def BT64ri8 : RIi8<0xBA, MRM4r, (outs), (ins GR64:$src1, i64i8imm:$src2),
"bt{q}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR64:$src1, i64immSExt8:$src2))]>, TB,
REX_W;
[(set EFLAGS, (X86bt GR64:$src1, i64immSExt8:$src2))]>, TB;
// Note that these instructions don't need FastBTMem because that
// only applies when the other operand is in a register. When it's
// an immediate, bt is still fast.
def BT64mi8 : Ii8<0xBA, MRM4m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
def BT64mi8 : RIi8<0xBA, MRM4m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
"bt{q}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt (loadi64 addr:$src1),
i64immSExt8:$src2))]>, TB;

4
test/MC/AsmParser/X86/x86_64-new-encoder.s
View File

@ -153,3 +153,7 @@ btq $0x01,%rdx
// CHECK: jmpq *8(%rax)
// CHECK: encoding: [0xff,0x60,0x08]
jmp *8(%rax)
// CHECK: btq $61, -216(%rbp)
// CHECK: encoding: [0x48,0x0f,0xba,0xa5,0x28,0xff,0xff,0xff,0x3d]
btq $61, -216(%rbp)