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1; RUN: llc -mtriple=x86_64-apple-darwin -print-after=finalize-isel -enable-selectiondag-sp=true %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=DARWIN-SELDAG2; RUN: llc -mtriple=x86_64-apple-darwin -print-after=finalize-isel -enable-selectiondag-sp=false %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=DARWIN-IR3; RUN: llc -mtriple=i386-pc-windows-msvc -print-after=finalize-isel -enable-selectiondag-sp=true %s -o /dev/null 2>&1 | FileCheck %s -check-prefix=MSVC-SELDAG4; RUN: llc -mtriple=i386-pc-windows-msvc -print-after=finalize-isel -enable-selectiondag-sp=false %s -o /dev/null 2>&1 | FileCheck %s -check-prefix=MSVC-IR5 6; DARWIN-SELDAG: # Machine code for function test_branch_weights:7; DARWIN-SELDAG: successors: %bb.[[SUCCESS:[0-9]+]](0x7ffff800), %bb.[[FAILURE:[0-9]+]]8; DARWIN-SELDAG: bb.[[FAILURE]]{{[0-9a-zA-Z_.]+}}:9; DARWIN-SELDAG: CALL64pcrel32 &__stack_chk_fail10; DARWIN-SELDAG: bb.[[SUCCESS]]{{[0-9a-zA-Z_.]+}}:11 12; DARWIN-IR: # Machine code for function test_branch_weights:13; DARWIN-IR: successors: %bb.[[SUCCESS:[0-9]+]](0x7ffff800), %bb.[[FAILURE:[0-9]+]]14; DARWIN-IR: bb.[[SUCCESS]]{{[0-9a-zA-Z_.]+}}:15; DARWIN-IR: bb.[[FAILURE]]{{[0-9a-zA-Z_.]+}}:16; DARWIN-IR: CALL64pcrel32 @__stack_chk_fail17 18; MSVC-SELDAG: # Machine code for function test_branch_weights:19; MSVC-SELDAG: :: (volatile load (s32) from @__security_cookie)20; MSVC-SELDAG: (store (s32) into stack)21; MSVC-SELDAG: (volatile load (s32) from %stack.0.StackGuardSlot)22; MSVC-SELDAG: CALLpcrel32 @__security_check_cookie23 24; MSVC always uses selection DAG now.25; MSVC-IR: # Machine code for function test_branch_weights:26; MSVC-IR: :: (volatile load (s32) from @__security_cookie)27; MSVC-IR: (store (s32) into stack)28; MSVC-IR: (volatile load (s32) from %stack.0.StackGuardSlot)29; MSVC-IR: CALLpcrel32 @__security_check_cookie30 31define i32 @test_branch_weights(i32 %n) #0 {32entry:33 %a = alloca [128 x i32], align 1634 call void @llvm.lifetime.start.p0(i64 512, ptr %a)35 call void @foo2(ptr %a)36 %idxprom = sext i32 %n to i6437 %arrayidx = getelementptr inbounds [128 x i32], ptr %a, i64 0, i64 %idxprom38 %0 = load i32, ptr %arrayidx, align 439 call void @llvm.lifetime.end.p0(i64 512, ptr %a)40 ret i32 %041}42 43declare void @llvm.lifetime.start.p0(i64, ptr nocapture)44 45declare void @foo2(ptr)46 47declare void @llvm.lifetime.end.p0(i64, ptr nocapture)48 49attributes #0 = { sspstrong "stack-protector-buffer-size"="8" }50