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llvm-mirror/test/CodeGen/X86/inline-asm-error.ll
Jakob Stoklund Olesen bb09bbccb8 Emit a proper error message when register allocators run out of registers.
This can't be just an assertion, users can always write impossible inline
assembly. Such an assembly statement should be included in the error message.

llvm-svn: 131024
2011-05-06 21:58:30 +00:00

18 lines
808 B
LLVM

; RUN: not llc -march x86 -regalloc=fast < %s 2> %t1
; RUN: not llc -march x86 -regalloc=basic < %s 2> %t2
; RUN: not llc -march x86 -regalloc=greedy < %s 2> %t3
; RUN: FileCheck %s < %t1
; RUN: FileCheck %s < %t2
; RUN: FileCheck %s < %t3
; The register allocator must fail on this function, and it should print the
; inline asm in the diagnostic.
; CHECK: LLVM ERROR: Ran out of registers during register allocation!
; CHECK: INLINEASM <es:hello world>
define void @f(i32 %x0, i32 %x1, i32 %x2, i32 %x3, i32 %x4, i32 %x5, i32 %x6, i32 %x7, i32 %x8, i32 %x9) nounwind ssp {
entry:
tail call void asm sideeffect "hello world", "r,r,r,r,r,r,r,r,r,r,~{dirflag},~{fpsr},~{flags}"(i32 %x0, i32 %x1, i32 %x2, i32 %x3, i32 %x4, i32 %x5, i32 %x6, i32 %x7, i32 %x8, i32 %x9) nounwind
ret void
}