Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/InstSimplify/call-callconv.ll

@@ -1,48 +0,0 @@
-; RUN: opt < %s -instcombine -S | FileCheck %s
-; Verify that the non-default calling conv doesn't prevent the libcall simplification
-
-@.str = private unnamed_addr constant [4 x i8] c"abc\00", align 1
-
-define arm_aapcscc i32 @_abs(i32 %i) nounwind readnone {
-; CHECK: _abs
-  %call = tail call arm_aapcscc i32 @abs(i32 %i) nounwind readnone
-  ret i32 %call
-; CHECK: %[[ISPOS:.*]] = icmp sgt i32 %i, -1
-; CHECK: %[[NEG:.*]] = sub i32 0, %i
-; CHECK: %[[RET:.*]] = select i1 %[[ISPOS]], i32 %i, i32 %[[NEG]]
-; CHECK: ret i32 %[[RET]]
-}
-
-declare arm_aapcscc i32 @abs(i32) nounwind readnone
-
-define arm_aapcscc i32 @_labs(i32 %i) nounwind readnone {
-; CHECK: _labs
-  %call = tail call arm_aapcscc i32 @labs(i32 %i) nounwind readnone
-  ret i32 %call
-; CHECK: %[[ISPOS:.*]] = icmp sgt i32 %i, -1
-; CHECK: %[[NEG:.*]] = sub i32 0, %i
-; CHECK: %[[RET:.*]] = select i1 %[[ISPOS]], i32 %i, i32 %[[NEG]]
-; CHECK: ret i32 %[[RET]]
-}
-
-declare arm_aapcscc i32 @labs(i32) nounwind readnone
-
-define arm_aapcscc i32 @_strlen1() {
-; CHECK: _strlen1
-  %call = tail call arm_aapcscc i32 @strlen(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0))
-  ret i32 %call
-; CHECK: ret i32 3
-}
-
-declare arm_aapcscc i32 @strlen(i8*)
-
-define arm_aapcscc zeroext i1 @_strlen2(i8* %str) {
-; CHECK: _strlen2
-  %call = tail call arm_aapcscc i32 @strlen(i8* %str)
-  %cmp = icmp ne i32 %call, 0
-  ret i1 %cmp
-
-; CHECK: %[[STRLENFIRST:.*]] = load i8, i8* %str
-; CHECK: %[[CMP:.*]] = icmp ne i8 %[[STRLENFIRST]], 0
-; CHECK: ret i1 %[[CMP]]
-}