1 ; RUN: llc -mtriple=x86_64-apple-darwin -print-machineinstrs=expand-isel-pseudos -enable-selectiondag-sp=true %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=DARWIN-SELDAG 2 ; RUN: llc -mtriple=x86_64-apple-darwin -print-machineinstrs=expand-isel-pseudos -enable-selectiondag-sp=false %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=DARWIN-IR 3 ; RUN: llc -mtriple=i386-pc-windows-msvc -print-machineinstrs=expand-isel-pseudos -enable-selectiondag-sp=true %s -o /dev/null 2>&1 | FileCheck %s -check-prefix=MSVC-SELDAG 4 ; RUN: llc -mtriple=i386-pc-windows-msvc -print-machineinstrs=expand-isel-pseudos -enable-selectiondag-sp=false %s -o /dev/null 2>&1 | FileCheck %s -check-prefix=MSVC-IR 5 6 ; DARWIN-SELDAG: # Machine code for function test_branch_weights: 7 ; DARWIN-SELDAG: Successors according to CFG: BB#[[SUCCESS:[0-9]+]]({{[0-9a-fx/= ]+}}100.00%) BB#[[FAILURE:[0-9]+]] 8 ; DARWIN-SELDAG: BB#[[FAILURE]]: 9 ; DARWIN-SELDAG: CALL64pcrel32 <es:__stack_chk_fail> 10 ; DARWIN-SELDAG: BB#[[SUCCESS]]: 11 12 ; DARWIN-IR: # Machine code for function test_branch_weights: 13 ; DARWIN-IR: Successors according to CFG: BB#[[SUCCESS:[0-9]+]]({{[0-9a-fx/= ]+}}100.00%) BB#[[FAILURE:[0-9]+]] 14 ; DARWIN-IR: BB#[[SUCCESS]]: 15 ; DARWIN-IR: BB#[[FAILURE]]: 16 ; DARWIN-IR: CALL64pcrel32 <ga:@__stack_chk_fail> 17 18 ; MSVC-SELDAG: # Machine code for function test_branch_weights: 19 ; MSVC-SELDAG: mem:Volatile LD4[@__security_cookie] 20 ; MSVC-SELDAG: ST4[FixedStack0] 21 ; MSVC-SELDAG: LD4[FixedStack0] 22 ; MSVC-SELDAG: CALLpcrel32 <ga:@__security_check_cookie> 23 24 ; MSVC-IR: # Machine code for function test_branch_weights: 25 ; MSVC-IR: mem:Volatile LD4[@__security_cookie] 26 ; MSVC-IR: ST4[FixedStack0] 27 ; MSVC-IR: LD4[%StackGuardSlot] 28 ; MSVC-IR: CALLpcrel32 <ga:@__security_check_cookie> 29 30 define i32 @test_branch_weights(i32 %n) #0 { 31 entry: 32 %a = alloca [128 x i32], align 16 33 %0 = bitcast [128 x i32]* %a to i8* 34 call void @llvm.lifetime.start(i64 512, i8* %0) 35 %arraydecay = getelementptr inbounds [128 x i32], [128 x i32]* %a, i64 0, i64 0 36 call void @foo2(i32* %arraydecay) 37 %idxprom = sext i32 %n to i64 38 %arrayidx = getelementptr inbounds [128 x i32], [128 x i32]* %a, i64 0, i64 %idxprom 39 %1 = load i32, i32* %arrayidx, align 4 40 call void @llvm.lifetime.end(i64 512, i8* %0) 41 ret i32 %1 42 } 43 44 declare void @llvm.lifetime.start(i64, i8* nocapture) 45 46 declare void @foo2(i32*) 47 48 declare void @llvm.lifetime.end(i64, i8* nocapture) 49 50 attributes #0 = { sspstrong "stack-protector-buffer-size"="8" } 51
