diff options
Diffstat (limited to 'test/Transforms/InstCombine/call.ll')
-rw-r--r-- | test/Transforms/InstCombine/call.ll | 79 |
1 files changed, 40 insertions, 39 deletions
diff --git a/test/Transforms/InstCombine/call.ll b/test/Transforms/InstCombine/call.ll index 96ec420..55833fb 100644 --- a/test/Transforms/InstCombine/call.ll +++ b/test/Transforms/InstCombine/call.ll @@ -7,92 +7,94 @@ target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:1 declare void @test1a(i8*) define void @test1(i32* %A) { - call void bitcast (void (i8*)* @test1a to void (i32*)*)( i32* %A ) - ret void +; CHECK-LABEL: @test1( ; CHECK: %1 = bitcast i32* %A to i8* ; CHECK: call void @test1a(i8* %1) ; CHECK: ret void + call void bitcast (void (i8*)* @test1a to void (i32*)*)( i32* %A ) + ret void } -; More complex case, translate argument because of resolution. This is safe +; More complex case, translate argument because of resolution. This is safe ; because we have the body of the function define void @test2a(i8 %A) { - ret void +; CHECK-LABEL: @test2a( ; CHECK: ret void + ret void } define i32 @test2(i32 %A) { - call void bitcast (void (i8)* @test2a to void (i32)*)( i32 %A ) - ret i32 %A -; CHECK: %1 = trunc i32 %A to i8 -; CHECK: call void @test2a(i8 %1) +; CHECK-LABEL: @test2( +; CHECK: call void bitcast ; CHECK: ret i32 %A + call void bitcast (void (i8)* @test2a to void (i32)*)( i32 %A ) + ret i32 %A } -; Resolving this should insert a cast from sbyte to int, following the C +; Resolving this should insert a cast from sbyte to int, following the C ; promotion rules. define void @test3a(i8, ...) {unreachable } define void @test3(i8 %A, i8 %B) { - call void bitcast (void (i8, ...)* @test3a to void (i8, i8)*)( i8 %A, i8 %B -) - ret void +; CHECK-LABEL: @test3( ; CHECK: %1 = zext i8 %B to i32 ; CHECK: call void (i8, ...)* @test3a(i8 %A, i32 %1) ; CHECK: ret void + call void bitcast (void (i8, ...)* @test3a to void (i8, i8)*)( i8 %A, i8 %B) + ret void } - ; test conversion of return value... define i8 @test4a() { - ret i8 0 +; CHECK-LABEL: @test4a( ; CHECK: ret i8 0 + ret i8 0 } define i32 @test4() { - %X = call i32 bitcast (i8 ()* @test4a to i32 ()*)( ) ; <i32> [#uses=1] - ret i32 %X -; CHECK: %X = call i8 @test4a() -; CHECK: %1 = zext i8 %X to i32 -; CHECK: ret i32 %1 +; CHECK-LABEL: @test4( +; CHECK: call i32 bitcast + %X = call i32 bitcast (i8 ()* @test4a to i32 ()*)( ) ; <i32> [#uses=1] + ret i32 %X } - -; test conversion of return value... no value conversion occurs so we can do +; test conversion of return value... no value conversion occurs so we can do ; this with just a prototype... declare i32 @test5a() define i32 @test5() { - %X = call i32 @test5a( ) ; <i32> [#uses=1] - ret i32 %X +; CHECK-LABEL: @test5( ; CHECK: %X = call i32 @test5a() ; CHECK: ret i32 %X + %X = call i32 @test5a( ) ; <i32> [#uses=1] + ret i32 %X } - ; test addition of new arguments... declare i32 @test6a(i32) define i32 @test6() { - %X = call i32 bitcast (i32 (i32)* @test6a to i32 ()*)( ) - ret i32 %X +; CHECK-LABEL: @test6( ; CHECK: %X = call i32 @test6a(i32 0) ; CHECK: ret i32 %X + %X = call i32 bitcast (i32 (i32)* @test6a to i32 ()*)( ) + ret i32 %X } - ; test removal of arguments, only can happen with a function body define void @test7a() { - ret void +; CHECK-LABEL: @test7a( ; CHECK: ret void + ret void } define void @test7() { - call void bitcast (void ()* @test7a to void (i32)*)( i32 5 ) - ret void +; CHECK-LABEL: @test7( ; CHECK: call void @test7a() ; CHECK: ret void + call void bitcast (void ()* @test7a to void (i32)*)( i32 5 ) + ret void } @@ -100,6 +102,11 @@ define void @test7() { declare void @test8a() define i8* @test8() { +; CHECK-LABEL: @test8( +; CHECK-NEXT: invoke void @test8a() +; Don't turn this into "unreachable": the callee and caller don't agree in +; calling conv, but the implementation of test8a may actually end up using the +; right calling conv. invoke void @test8a() to label %invoke.cont unwind label %try.handler @@ -114,23 +121,17 @@ try.handler: ; preds = %entry declare i32 @__gxx_personality_v0(...) -; Don't turn this into "unreachable": the callee and caller don't agree in -; calling conv, but the implementation of test8a may actually end up using the -; right calling conv. -; CHECK: @test8() { -; CHECK-NEXT: invoke void @test8a() - - -; Don't turn this into a direct call, because test9x is just a prototype and +; Don't turn this into a direct call, because test9x is just a prototype and ; doing so will make it varargs. ; rdar://9038601 declare i8* @test9x(i8*, i8*, ...) noredzone define i8* @test9(i8* %arg, i8* %tmp3) nounwind ssp noredzone { +; CHECK-LABEL: @test9 entry: %call = call i8* bitcast (i8* (i8*, i8*, ...)* @test9x to i8* (i8*, i8*)*)(i8* %arg, i8* %tmp3) noredzone ret i8* %call -; CHECK: @test9( +; CHECK-LABEL: @test9( ; CHECK: call i8* bitcast } |