94 lines
2.9 KiB
LLVM
Executable File
94 lines
2.9 KiB
LLVM
Executable File
; RUN: llc < %s -march=sparc | FileCheck %s
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; RUN: llc < %s -march=sparc -mcpu=leon2 | FileCheck %s
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; RUN: llc < %s -march=sparc -mcpu=leon3 | FileCheck %s
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; RUN: llc < %s -march=sparc -mcpu=leon4 | FileCheck %s
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%struct.__jmp_buf_tag = type { [64 x i64], i32, %struct.__sigset_t, [8 x i8] }
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%struct.__sigset_t = type { [16 x i64] }
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@env_sigill = internal global [1 x %struct.__jmp_buf_tag] zeroinitializer, align 16
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define void @foo() #0 {
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entry:
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call void @llvm.eh.sjlj.longjmp(i8* bitcast ([1 x %struct.__jmp_buf_tag]* @env_sigill to i8*))
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unreachable
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; CHECK: @foo
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; CHECK: ta 3
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; CHECK: ld [%i0], %fp
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; CHECK: ld [%i0+4], %i1
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; CHECK: ld [%i0+8], %sp
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; CHECK: jmp %i1
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; CHECK: ld [%i0+12], %i7
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return: ; No predecessors!
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ret void
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}
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declare void @llvm.eh.sjlj.longjmp(i8*) #1
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define signext i32 @main() #0 {
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entry:
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%retval = alloca i32, align 4
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store i32 0, i32* %retval
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%0 = call i8* @llvm.frameaddress(i32 0)
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store i8* %0, i8** bitcast ([1 x %struct.__jmp_buf_tag]* @env_sigill to i8**)
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%1 = call i8* @llvm.stacksave()
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store i8* %1, i8** getelementptr (i8*, i8** bitcast ([1 x %struct.__jmp_buf_tag]* @env_sigill to i8**), i32 2)
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%2 = call i32 @llvm.eh.sjlj.setjmp(i8* bitcast ([1 x %struct.__jmp_buf_tag]* @env_sigill to i8*))
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%tobool = icmp ne i32 %2, 0
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br i1 %tobool, label %if.then, label %if.else
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if.then: ; preds = %entry
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store i32 1, i32* %retval
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br label %return
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if.else: ; preds = %entry
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call void @foo()
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br label %if.end
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if.end: ; preds = %if.else
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store i32 0, i32* %retval
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br label %return
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return: ; preds = %if.end, %if.then
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%3 = load i32, i32* %retval
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ret i32 %3
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; CHECK: @main
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; CHECK: st %fp, [%i0]
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; CHECK: sethi %hi(.LBB1_2), %i1
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; CHECK: or %i1, %lo(.LBB1_2), %i1
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; CHECK: st %i1, [%i0+4]
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; CHECK: st %sp, [%i0+8]
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; CHECK: bn .LBB1_2
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; CHECK: st %i7, [%i0+12]
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; CHECK: ba .LBB1_1
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; CHECK: nop
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; CHECK:.LBB1_1: ! %entry
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; CHECK: mov %g0, %i0
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; CHECK: ! %entry
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; CHECK: cmp %i0, 0
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; CHECK: be .LBB1_5
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; CHECK: nop
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; CHECK:.LBB1_4:
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; CHECK: mov 1, %i0
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; CHECK: ba .LBB1_6
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; CHECK:.LBB1_2: ! Block address taken
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; CHECK: mov 1, %i0
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; CHECK: cmp %i0, 0
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; CHECK: bne .LBB1_4
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; CHECK: nop
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}
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declare i8* @llvm.frameaddress(i32) #2
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declare i8* @llvm.stacksave() #3
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declare i32 @llvm.eh.sjlj.setjmp(i8*) #3
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attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { noreturn nounwind }
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attributes #2 = { nounwind readnone }
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attributes #3 = { nounwind }
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