diff options
Diffstat (limited to 'test/CodeGen')
3 files changed, 166 insertions, 0 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 new file mode 100644 index 0000000000..4a5ca9db0e --- /dev/null +++ b/test/CodeGen/ARM/2013-04-05-Small-ByVal-Structs-PR15293.ll @@ -0,0 +1,73 @@ +;PR15293: ARM codegen ice - expected larger existing stack allocation +;RUN: llc -mtriple=arm-linux-gnueabihf < %s | FileCheck %s + +;CHECK: foo: +;CHECK: sub sp, sp, #8 +;CHECK: push {r11, lr} +;CHECK: str r0, [sp, #12] +;CHECK: add r0, sp, #12 +;CHECK: bl fooUseParam +;CHECK: pop {r11, lr} +;CHECK: add sp, sp, #8 +;CHECK: mov pc, lr + +;CHECK: foo2: +;CHECK: sub sp, sp, #16 +;CHECK: push {r11, lr} +;CHECK: str r0, [sp, #12] +;CHECK: add r0, sp, #12 +;CHECK: str r2, [sp, #16] +;CHECK: bl fooUseParam +;CHECK: add r0, sp, #16 +;CHECK: bl fooUseParam +;CHECK: pop {r11, lr} +;CHECK: add sp, sp, #16 +;CHECK: mov pc, lr + +;CHECK: doFoo: +;CHECK: push {r11, lr} +;CHECK: ldr r0, +;CHECK: ldr r0, [r0] +;CHECK: bl foo +;CHECK: pop {r11, lr} +;CHECK: mov pc, lr + + +;CHECK: doFoo2: +;CHECK: push {r11, lr} +;CHECK: ldr r0, +;CHECK: mov r1, #0 +;CHECK: ldr r0, [r0] +;CHECK: mov r2, r0 +;CHECK: bl foo2 +;CHECK: pop {r11, lr} +;CHECK: mov pc, lr + + +%artz = type { i32 } +@static_val = constant %artz { i32 777 } + +declare void @fooUseParam(%artz* ) + +define void @foo(%artz* byval %s) { + call void @fooUseParam(%artz* %s) + ret void +} + +define void @foo2(%artz* byval %s, i32 %p, %artz* byval %s2) { + call void @fooUseParam(%artz* %s) + call void @fooUseParam(%artz* %s2) + ret void +} + + +define void @doFoo() { + call void @foo(%artz* byval @static_val) + ret void +} + +define void @doFoo2() { + call void @foo2(%artz* byval @static_val, i32 0, %artz* byval @static_val) + ret void +} + 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 new file mode 100644 index 0000000000..6db71fed95 --- /dev/null +++ b/test/CodeGen/ARM/2013-05-02-AAPCS-ByVal-Structs-C4-C5-VFP.ll @@ -0,0 +1,48 @@ +;Check AAPCS, 5.5 Parameters Passing, C4 and C5 rules. +;Check case when NSAA != 0, and NCRN < R4, NCRN+ParamSize < R4 +;RUN: llc -mtriple=thumbv7-linux-gnueabihf -float-abi=hard < %s | FileCheck %s + +%st_t = type { i32, i32 } +@static_val = constant %st_t { i32 777, i32 888} + +declare void @fooUseStruct(%st_t*) + +define void @foo(double %vfp0, ; --> D0, NSAA=SP + double %vfp1, ; --> D1, NSAA=SP + double %vfp2, ; --> D2, NSAA=SP + double %vfp3, ; --> D3, NSAA=SP + double %vfp4, ; --> D4, NSAA=SP + double %vfp5, ; --> D5, NSAA=SP + double %vfp6, ; --> D6, NSAA=SP + double %vfp7, ; --> D7, NSAA=SP + double %vfp8, ; --> SP, NSAA=SP+8 (!) + i32 %p0, ; --> R0, NSAA=SP+8 + %st_t* byval %p1, ; --> R1, R2, NSAA=SP+8 + i32 %p2, ; --> R3, NSAA=SP+8 + i32 %p3) #0 { ; --> SP+4, NSAA=SP+12 +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: bl fooUseStruct + call void @fooUseStruct(%st_t* %p1) + ret void +} + +define void @doFoo() { +entry: + call void @foo(double 23.0, + double 23.1, + double 23.2, + double 23.3, + double 23.4, + double 23.5, + double 23.6, + double 23.7, + double 23.8, + i32 0, %st_t* byval @static_val, i32 1, i32 2) + ret void +} + diff --git a/test/CodeGen/ARM/2013-05-02-AAPCS-ByVal-Structs-C4-C5-VFP2.ll b/test/CodeGen/ARM/2013-05-02-AAPCS-ByVal-Structs-C4-C5-VFP2.ll new file mode 100644 index 0000000000..212bbc2ee9 --- /dev/null +++ b/test/CodeGen/ARM/2013-05-02-AAPCS-ByVal-Structs-C4-C5-VFP2.ll @@ -0,0 +1,45 @@ +;Check AAPCS, 5.5 Parameters Passing, C4 and C5 rules. +;Check case when NSAA != 0, and NCRN < R4, NCRN+ParamSize > R4 +;RUN: llc -mtriple=thumbv7-linux-gnueabihf -float-abi=hard < %s | FileCheck %s + +%st_t = type { i32, i32, i32, i32 } +@static_val = constant %st_t { i32 777, i32 888, i32 787, i32 878} + +define void @foo(double %vfp0, ; --> D0, NSAA=SP + double %vfp1, ; --> D1, NSAA=SP + double %vfp2, ; --> D2, NSAA=SP + double %vfp3, ; --> D3, NSAA=SP + double %vfp4, ; --> D4, NSAA=SP + double %vfp5, ; --> D5, NSAA=SP + double %vfp6, ; --> D6, NSAA=SP + double %vfp7, ; --> D7, NSAA=SP + double %vfp8, ; --> SP, NSAA=SP+8 (!) + i32 %p0, ; --> R0, NSAA=SP+8 + %st_t* byval %p1, ; --> SP+8, 4 words NSAA=SP+24 + i32 %p2) #0 { ; --> SP+24, NSAA=SP+24 + +entry: + ;CHECK: push.w {r11, lr} + ;CHECK: ldr r0, [sp, #32] + ;CHECK: bl fooUseI32 + call void @fooUseI32(i32 %p2) + ret void +} + +declare void @fooUseI32(i32) + +define void @doFoo() { +entry: + call void @foo(double 23.0, + double 23.1, + double 23.2, + double 23.3, + double 23.4, + double 23.5, + double 23.6, + double 23.7, + double 23.8, + i32 0, %st_t* byval @static_val, i32 1) + ret void +} + |