diff options
Diffstat (limited to 'test/CodeGen/X86')
-rw-r--r-- | test/CodeGen/X86/fast-isel-x86-64.ll | 13 | ||||
-rw-r--r-- | test/CodeGen/X86/fast-isel-x86.ll | 15 |
2 files changed, 28 insertions, 0 deletions
diff --git a/test/CodeGen/X86/fast-isel-x86-64.ll b/test/CodeGen/X86/fast-isel-x86-64.ll index a810af5c78..c4afc10ffa 100644 --- a/test/CodeGen/X86/fast-isel-x86-64.ll +++ b/test/CodeGen/X86/fast-isel-x86-64.ll @@ -239,6 +239,19 @@ define void @test19(double* %p1) { ; CHECK: pxor } +; Check that we fast-isel sret +%struct.a = type { i64, i64, i64 } +define void @test20() nounwind ssp { +entry: + %tmp = alloca %struct.a, align 8 + call void @test20sret(%struct.a* sret %tmp) + ret void +; CHECK: test20: +; CHECK: leaq (%rsp), %rdi +; CHECK: callq _test20sret +} +declare void @test20sret(%struct.a* sret) + ; Check that -0.0 is not materialized using pxor define void @test21(double* %p1) { store double -0.0, double* %p1 diff --git a/test/CodeGen/X86/fast-isel-x86.ll b/test/CodeGen/X86/fast-isel-x86.ll index fba96718ad..19972f74b2 100644 --- a/test/CodeGen/X86/fast-isel-x86.ll +++ b/test/CodeGen/X86/fast-isel-x86.ll @@ -31,3 +31,18 @@ define i32 @test2() nounwind { %t = load i32* @HHH ret i32 %t } + +; Check that we fast-isel sret, and handle the callee-pops behavior correctly. +%struct.a = type { i64, i64, i64 } +define void @test3() nounwind ssp { +entry: + %tmp = alloca %struct.a, align 8 + call void @test3sret(%struct.a* sret %tmp) + ret void +; CHECK: test3: +; CHECK: subl $44 +; CHECK: leal 16(%esp) +; CHECK: calll _test3sret +; CHECK: addl $40 +} +declare void @test3sret(%struct.a* sret) |