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fix the operand constraints of the immediate form of in/out,

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allowing unsigned 8-bit operands.  This fixes rdar://8208481



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113182 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-09-06 23:29:05 +00:00
parent ce4a3355d9
commit 9389b60a03
2 changed files with 15 additions and 6 deletions
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12
lib/Target/X86/X86InstrInfo.td
View File

@ -978,13 +978,13 @@ def IN32rr : I<0xED, RawFrm, (outs), (ins),
"in{l}\t{%dx, %eax|%EAX, %DX}", []>;
let Defs = [AL] in
def IN8ri : Ii8<0xE4, RawFrm, (outs), (ins i16i8imm:$port),
def IN8ri : Ii8<0xE4, RawFrm, (outs), (ins i8imm:$port),
"in{b}\t{$port, %al|%AL, $port}", []>;
let Defs = [AX] in
def IN16ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port),
def IN16ri : Ii8<0xE5, RawFrm, (outs), (ins i8imm:$port),
"in{w}\t{$port, %ax|%AX, $port}", []>, OpSize;
let Defs = [EAX] in
def IN32ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port),
def IN32ri : Ii8<0xE5, RawFrm, (outs), (ins i8imm:$port),
"in{l}\t{$port, %eax|%EAX, $port}", []>;
let Uses = [DX, AL] in
@ -998,13 +998,13 @@ def OUT32rr : I<0xEF, RawFrm, (outs), (ins),
"out{l}\t{%eax, %dx|%DX, %EAX}", []>;
let Uses = [AL] in
def OUT8ir : Ii8<0xE6, RawFrm, (outs), (ins i16i8imm:$port),
def OUT8ir : Ii8<0xE6, RawFrm, (outs), (ins i8imm:$port),
"out{b}\t{%al, $port|$port, %AL}", []>;
let Uses = [AX] in
def OUT16ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port),
def OUT16ir : Ii8<0xE7, RawFrm, (outs), (ins i8imm:$port),
"out{w}\t{%ax, $port|$port, %AX}", []>, OpSize;
let Uses = [EAX] in
def OUT32ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port),
def OUT32ir : Ii8<0xE7, RawFrm, (outs), (ins i8imm:$port),
"out{l}\t{%eax, $port|$port, %EAX}", []>;
def IN8 : I<0x6C, RawFrm, (outs), (ins),

9
test/MC/AsmParser/X86/x86_instructions.s
View File

@ -164,3 +164,12 @@ imul $12, %eax
// CHECK: imull %ecx, %eax
imull %ecx, %eax
// rdar://8208481
// CHECK: outb %al, $161
outb %al, $161
// CHECK: outw %ax, $128
outw %ax, $128
// CHECK: inb $161, %al
inb $161, %al