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7d9a7afdb1
Teach the ISelLowering for X86 about the L,M,O target specific constraints. Although, for the moment, clang performs constraint validation and prevents passing along inline asm which may have immediate constant constraints violated, the backend should be able to cope with the invalid inline asm a bit better. llvm-svn: 225596
35 lines
776 B
LLVM
35 lines
776 B
LLVM
; RUN: llc -mtriple i686-gnu -filetype asm -o - %s 2>&1 | FileCheck %s
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define void @test_L_ff() {
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entry:
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call void asm "", "L,~{dirflag},~{fpsr},~{flags}"(i32 255)
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ret void
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}
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; CHECK-NOT: error: invalid operand for inline asm constraint 'L'
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define void @test_L_ffff() {
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entry:
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call void asm "", "L,~{dirflag},~{fpsr},~{flags}"(i32 65535)
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ret void
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}
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; CHECK-NOT: error: invalid operand for inline asm constraint 'L'
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define void @test_M_1() {
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entry:
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call void asm "", "M,~{dirflag},~{fpsr},~{flags}"(i32 1)
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ret void
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}
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; CHECK-NOT: error: invalid operand for inline asm constraint 'M'
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define void @test_O_64() {
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entry:
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call void asm "", "O,~{dirflag},~{fpsr},~{flags}"(i32 64)
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ret void
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}
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; CHECK-NOT: error: invalid operand for inline asm constraint 'O'
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