+++ /dev/null
-; RUN: llc < %s -march=x86 | grep {jo} | count 2
-; RUN: llc < %s -march=x86 | grep {jb} | count 2
-; RUN: llc < %s -march=x86 -O0 | grep {jo} | count 2
-; RUN: llc < %s -march=x86 -O0 | grep {jb} | count 2
-
-@ok = internal constant [4 x i8] c"%d\0A\00"
-@no = internal constant [4 x i8] c"no\0A\00"
-
-define i1 @func1(i32 %v1, i32 %v2) nounwind {
-entry:
- %t = call {i32, i1} @llvm.sadd.with.overflow.i32(i32 %v1, i32 %v2)
- %sum = extractvalue {i32, i1} %t, 0
- %obit = extractvalue {i32, i1} %t, 1
- br i1 %obit, label %overflow, label %normal
-
-normal:
- %t1 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @ok, i32 0, i32 0), i32 %sum ) nounwind
- ret i1 true
-
-overflow:
- %t2 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @no, i32 0, i32 0) ) nounwind
- ret i1 false
-}
-
-define i1 @func2(i32 %v1, i32 %v2) nounwind {
-entry:
- %t = call {i32, i1} @llvm.uadd.with.overflow.i32(i32 %v1, i32 %v2)
- %sum = extractvalue {i32, i1} %t, 0
- %obit = extractvalue {i32, i1} %t, 1
- br i1 %obit, label %carry, label %normal
-
-normal:
- %t1 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @ok, i32 0, i32 0), i32 %sum ) nounwind
- ret i1 true
-
-carry:
- %t2 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @no, i32 0, i32 0) ) nounwind
- ret i1 false
-}
-
-define i1 @func3() nounwind {
-entry:
- %t = call {i32, i1} @llvm.sadd.with.overflow.i32(i32 0, i32 0)
- %sum = extractvalue {i32, i1} %t, 0
- %obit = extractvalue {i32, i1} %t, 1
- br i1 %obit, label %carry, label %normal
-
-normal:
- %t1 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @ok, i32 0, i32 0), i32 %sum ) nounwind
- ret i1 true
-
-carry:
- %t2 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @no, i32 0, i32 0) ) nounwind
- ret i1 false
-}
-
-define i1 @func4() nounwind {
-entry:
- %t = call {i32, i1} @llvm.uadd.with.overflow.i32(i32 0, i32 0)
- %sum = extractvalue {i32, i1} %t, 0
- %obit = extractvalue {i32, i1} %t, 1
- br i1 %obit, label %carry, label %normal
-
-normal:
- %t1 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @ok, i32 0, i32 0), i32 %sum ) nounwind
- ret i1 true
-
-carry:
- %t2 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @no, i32 0, i32 0) ) nounwind
- ret i1 false
-}
-
-declare i32 @printf(i8*, ...) nounwind
-declare {i32, i1} @llvm.sadd.with.overflow.i32(i32, i32)
-declare {i32, i1} @llvm.uadd.with.overflow.i32(i32, i32)
; X32: addl $128, %eax
; X64: subq $-128,
}
+
+define i1 @test4(i32 %v1, i32 %v2, i32* %X) nounwind {
+entry:
+ %t = call {i32, i1} @llvm.sadd.with.overflow.i32(i32 %v1, i32 %v2)
+ %sum = extractvalue {i32, i1} %t, 0
+ %obit = extractvalue {i32, i1} %t, 1
+ br i1 %obit, label %overflow, label %normal
+
+normal:
+ store i32 0, i32* %X
+ br label %overflow
+
+overflow:
+ ret i1 false
+
+; X32: test4:
+; X32: addl
+; X32-NEXT: jo
+
+; X64: test4:
+; X64: addl %esi, %edi
+; X64-NEXT: jo
+}
+
+define i1 @test5(i32 %v1, i32 %v2, i32* %X) nounwind {
+entry:
+ %t = call {i32, i1} @llvm.uadd.with.overflow.i32(i32 %v1, i32 %v2)
+ %sum = extractvalue {i32, i1} %t, 0
+ %obit = extractvalue {i32, i1} %t, 1
+ br i1 %obit, label %carry, label %normal
+
+normal:
+ store i32 0, i32* %X
+ br label %carry
+
+carry:
+ ret i1 false
+
+; X32: test5:
+; X32: addl
+; X32-NEXT: jb
+
+; X64: test5:
+; X64: addl %esi, %edi
+; X64-NEXT: jb
+}
+
+declare {i32, i1} @llvm.sadd.with.overflow.i32(i32, i32)
+declare {i32, i1} @llvm.uadd.with.overflow.i32(i32, i32)