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Diffstat (limited to 'test/CodeGen/X86/2010-04-30-LocalAlloc-LandingPad.ll')
| -rw-r--r-- | test/CodeGen/X86/2010-04-30-LocalAlloc-LandingPad.ll | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2010-04-30-LocalAlloc-LandingPad.ll b/test/CodeGen/X86/2010-04-30-LocalAlloc-LandingPad.ll new file mode 100644 index 0000000..f5048af --- /dev/null +++ b/test/CodeGen/X86/2010-04-30-LocalAlloc-LandingPad.ll @@ -0,0 +1,143 @@ +; RUN: llc < %s -O0 -regalloc=local -relocation-model=pic -disable-fp-elim | FileCheck %s +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32" +target triple = "i386-apple-darwin10.0.0" + +%struct.S = type { [2 x i8*] } + +@_ZTIi = external constant i8* ; <i8**> [#uses=1] +@.str = internal constant [4 x i8] c"%p\0A\00" ; <[4 x i8]*> [#uses=1] +@llvm.used = appending global [1 x i8*] [i8* bitcast (i8* (%struct.S*, i32, %struct.S*)* @_Z4test1SiS_ to i8*)], section "llvm.metadata" ; <[1 x i8*]*> [#uses=0] + +; Verify that %esi gets spilled before the call. +; CHECK: Z4test1SiS +; CHECK: movl %esi,{{.*}}(%ebp) +; CHECK: call __Z6throwsv + +define i8* @_Z4test1SiS_(%struct.S* byval %s1, i32 %n, %struct.S* byval %s2) ssp { +entry: + %retval = alloca i8*, align 4 ; <i8**> [#uses=2] + %n.addr = alloca i32, align 4 ; <i32*> [#uses=1] + %_rethrow = alloca i8* ; <i8**> [#uses=4] + %0 = alloca i32, align 4 ; <i32*> [#uses=1] + %cleanup.dst = alloca i32 ; <i32*> [#uses=3] + %cleanup.dst7 = alloca i32 ; <i32*> [#uses=6] + store i32 %n, i32* %n.addr + invoke void @_Z6throwsv() + to label %invoke.cont unwind label %try.handler + +invoke.cont: ; preds = %entry + store i32 1, i32* %cleanup.dst7 + br label %finally + +terminate.handler: ; preds = %match.end + %exc = call i8* @llvm.eh.exception() ; <i8*> [#uses=1] + %1 = call i32 (i8*, i8*, ...)* @llvm.eh.selector(i8* %exc, i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*), i32 1) ; <i32> [#uses=0] + call void @_ZSt9terminatev() noreturn nounwind + unreachable + +try.handler: ; preds = %entry + %exc1 = call i8* @llvm.eh.exception() ; <i8*> [#uses=3] + %selector = call i32 (i8*, i8*, ...)* @llvm.eh.selector(i8* %exc1, i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*), i8* bitcast (i8** @_ZTIi to i8*), i8* null) ; <i32> [#uses=1] + %2 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) ; <i32> [#uses=1] + %3 = icmp eq i32 %selector, %2 ; <i1> [#uses=1] + br i1 %3, label %match, label %catch.next + +match: ; preds = %try.handler + %4 = call i8* @__cxa_begin_catch(i8* %exc1) ; <i8*> [#uses=1] + %5 = bitcast i8* %4 to i32* ; <i32*> [#uses=1] + %6 = load i32* %5 ; <i32> [#uses=1] + store i32 %6, i32* %0 + %call = invoke i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([4 x i8]* @.str, i32 0, i32 0), %struct.S* %s2) + to label %invoke.cont2 unwind label %match.handler ; <i32> [#uses=0] + +invoke.cont2: ; preds = %match + store i32 1, i32* %cleanup.dst + br label %match.end + +match.handler: ; preds = %match + %exc3 = call i8* @llvm.eh.exception() ; <i8*> [#uses=2] + %7 = call i32 (i8*, i8*, ...)* @llvm.eh.selector(i8* %exc3, i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*), i32 0) ; <i32> [#uses=0] + store i8* %exc3, i8** %_rethrow + store i32 2, i32* %cleanup.dst + br label %match.end + +cleanup.pad: ; preds = %cleanup.switch + store i32 1, i32* %cleanup.dst7 + br label %finally + +cleanup.pad4: ; preds = %cleanup.switch + store i32 2, i32* %cleanup.dst7 + br label %finally + +match.end: ; preds = %match.handler, %invoke.cont2 + invoke void @__cxa_end_catch() + to label %invoke.cont5 unwind label %terminate.handler + +invoke.cont5: ; preds = %match.end + br label %cleanup.switch + +cleanup.switch: ; preds = %invoke.cont5 + %tmp = load i32* %cleanup.dst ; <i32> [#uses=1] + switch i32 %tmp, label %cleanup.end [ + i32 1, label %cleanup.pad + i32 2, label %cleanup.pad4 + ] + +cleanup.end: ; preds = %cleanup.switch + %exc6 = call i8* @llvm.eh.exception() ; <i8*> [#uses=1] + store i8* %exc6, i8** %_rethrow + store i32 2, i32* %cleanup.dst7 + br label %finally + +catch.next: ; preds = %try.handler + store i8* %exc1, i8** %_rethrow + store i32 2, i32* %cleanup.dst7 + br label %finally + +finally: ; preds = %catch.next, %cleanup.end, %cleanup.pad4, %cleanup.pad, %invoke.cont + br label %cleanup.switch9 + +cleanup.switch9: ; preds = %finally + %tmp8 = load i32* %cleanup.dst7 ; <i32> [#uses=1] + switch i32 %tmp8, label %cleanup.end10 [ + i32 1, label %finally.end + i32 2, label %finally.throw + ] + +cleanup.end10: ; preds = %cleanup.switch9 + br label %finally.end + +finally.throw: ; preds = %cleanup.switch9 + %8 = load i8** %_rethrow ; <i8*> [#uses=1] + call void @_Unwind_Resume_or_Rethrow(i8* %8) + unreachable + +finally.end: ; preds = %cleanup.end10, %cleanup.switch9 + %tmp11 = getelementptr inbounds %struct.S* %s1, i32 0, i32 0 ; <[2 x i8*]*> [#uses=1] + %arraydecay = getelementptr inbounds [2 x i8*]* %tmp11, i32 0, i32 0 ; <i8**> [#uses=1] + %arrayidx = getelementptr inbounds i8** %arraydecay, i32 1 ; <i8**> [#uses=1] + %tmp12 = load i8** %arrayidx ; <i8*> [#uses=1] + store i8* %tmp12, i8** %retval + %9 = load i8** %retval ; <i8*> [#uses=1] + ret i8* %9 +} + +declare void @_Z6throwsv() ssp + +declare i32 @__gxx_personality_v0(...) + +declare i8* @llvm.eh.exception() nounwind readonly + +declare i32 @llvm.eh.selector(i8*, i8*, ...) nounwind + +declare void @_ZSt9terminatev() + +declare void @_Unwind_Resume_or_Rethrow(i8*) + +declare i32 @llvm.eh.typeid.for(i8*) nounwind + +declare i8* @__cxa_begin_catch(i8*) + +declare i32 @printf(i8*, ...) + +declare void @__cxa_end_catch() |