diff options
Diffstat (limited to 'test/CodeGen')
3 files changed, 119 insertions, 5 deletions
diff --git a/test/CodeGen/ARM/2013-04-05-Small-ByVal-Structs-PR15293.ll b/test/CodeGen/ARM/2013-04-05-Small-ByVal-Structs-PR15293.ll index 127429bc31..c5eba7d477 100644 --- a/test/CodeGen/ARM/2013-04-05-Small-ByVal-Structs-PR15293.ll +++ b/test/CodeGen/ARM/2013-04-05-Small-ByVal-Structs-PR15293.ll @@ -4,8 +4,8 @@ ;CHECK-LABEL: foo: ;CHECK: sub sp, sp, #8 ;CHECK: push {r11, lr} -;CHECK: str r0, [sp, #8] -;CHECK: add r0, sp, #8 +;CHECK: str r0, [sp, #12] +;CHECK: add r0, sp, #12 ;CHECK: bl fooUseParam ;CHECK: pop {r11, lr} ;CHECK: add sp, sp, #8 diff --git a/test/CodeGen/ARM/2013-05-02-AAPCS-ByVal-Structs-C4-C5-VFP.ll b/test/CodeGen/ARM/2013-05-02-AAPCS-ByVal-Structs-C4-C5-VFP.ll index 6db71fed95..e79a3ba741 100644 --- a/test/CodeGen/ARM/2013-05-02-AAPCS-ByVal-Structs-C4-C5-VFP.ll +++ b/test/CodeGen/ARM/2013-05-02-AAPCS-ByVal-Structs-C4-C5-VFP.ll @@ -23,9 +23,9 @@ define void @foo(double %vfp0, ; --> D0, NSAA=SP entry: ;CHECK: sub sp, #8 ;CHECK: push.w {r11, lr} - ;CHECK: add r0, sp, #16 - ;CHECK: str r2, [sp, #20] - ;CHECK: str r1, [sp, #16] + ;CHECK: add r0, sp, #8 + ;CHECK: str r2, [sp, #12] + ;CHECK: str r1, [sp, #8] ;CHECK: bl fooUseStruct call void @fooUseStruct(%st_t* %p1) ret void diff --git a/test/CodeGen/ARM/2014-02-21-byval-reg-split-alignment.ll b/test/CodeGen/ARM/2014-02-21-byval-reg-split-alignment.ll new file mode 100644 index 0000000000..054a45ced1 --- /dev/null +++ b/test/CodeGen/ARM/2014-02-21-byval-reg-split-alignment.ll @@ -0,0 +1,114 @@ +; RUN: llc -mtriple=arm-linux-gnueabihf < %s | FileCheck %s + +%struct4bytes = type { i32 } +%struct8bytes8align = type { i64 } +%struct12bytes = type { i32, i32, i32 } + +declare void @useIntPtr(%struct4bytes*) +declare void @useLong(i64) +declare void @usePtr(%struct8bytes8align*) + +; a -> r0 +; b -> r1..r3 +; c -> sp+0..sp+7 +define void @foo1(i32 %a, %struct12bytes* byval %b, i64 %c) { +; CHECK-LABEL: foo1 +; CHECK: sub sp, sp, #16 +; CHECK: push {r11, lr} +; CHECK: add [[SCRATCH:r[0-9]+]], sp, #12 +; CHECK: stm [[SCRATCH]], {r1, r2, r3} +; CHECK: ldr r0, [sp, #24] +; CHECK: ldr r1, [sp, #28] +; CHECK: bl useLong +; CHECK: pop {r11, lr} +; CHECK: add sp, sp, #16 + + tail call void @useLong(i64 %c) + ret void +} + +; a -> r0 +; b -> r2..r3 +define void @foo2(i32 %a, %struct8bytes8align* byval %b) { +; CHECK-LABEL: foo2 +; CHECK: sub sp, sp, #8 +; CHECK: push {r11, lr} +; CHECK: add r0, sp, #8 +; CHECK: str r3, [sp, #12] +; CHECK: str r2, [sp, #8] +; CHECK: bl usePtr +; CHECK: pop {r11, lr} +; CHECK: add sp, sp, #8 + + tail call void @usePtr(%struct8bytes8align* %b) + ret void +} + +; a -> r0..r1 +; b -> r2 +define void @foo3(%struct8bytes8align* byval %a, %struct4bytes* byval %b) { +; CHECK-LABEL: foo3 +; CHECK: sub sp, sp, #16 +; CHECK: push {r11, lr} +; CHECK: add [[SCRATCH:r[0-9]+]], sp, #8 +; CHECK: stm [[SCRATCH]], {r0, r1, r2} +; CHECK: add r0, sp, #8 +; CHECK: bl usePtr +; CHECK: pop {r11, lr} +; CHECK: add sp, sp, #16 + + tail call void @usePtr(%struct8bytes8align* %a) + ret void +} + +; a -> r0 +; b -> r2..r3 +define void @foo4(%struct4bytes* byval %a, %struct8bytes8align* byval %b) { +; CHECK-LABEL: foo4 +; CHECK: sub sp, sp, #16 +; CHECK: push {r11, lr} +; CHECK: str r0, [sp, #8] +; CHECK: add r0, sp, #16 +; CHECK: str r3, [sp, #20] +; CHECK: str r2, [sp, #16] +; CHECK: bl usePtr +; CHECK: pop {r11, lr} +; CHECK: add sp, sp, #16 +; CHECK: mov pc, lr + + tail call void @usePtr(%struct8bytes8align* %b) + ret void +} + +; a -> r0..r1 +; b -> r2 +; c -> r3 +define void @foo5(%struct8bytes8align* byval %a, %struct4bytes* byval %b, %struct4bytes* byval %c) { +; CHECK-LABEL: foo5 +; CHECK: sub sp, sp, #16 +; CHECK: push {r11, lr} +; CHECK: add [[SCRATCH:r[0-9]+]], sp, #8 +; CHECK: stm [[SCRATCH]], {r0, r1, r2, r3} +; CHECK: add r0, sp, #8 +; CHECK: bl usePtr +; CHECK: pop {r11, lr} +; CHECK: add sp, sp, #16 +; CHECK: mov pc, lr + + tail call void @usePtr(%struct8bytes8align* %a) + ret void +} + +; a..c -> r0..r2 +; d -> sp+0..sp+7 +define void @foo6(i32 %a, i32 %b, i32 %c, %struct8bytes8align* byval %d) { +; CHECK-LABEL: foo6 +; CHECK: push {r11, lr} +; CHECK: add r0, sp, #8 +; CHECK: bl usePtr +; CHECK: pop {r11, lr} +; CHECK: mov pc, lr + + tail call void @usePtr(%struct8bytes8align* %d) + ret void +} |