X86: Align the stack on word boundaries in LowerFormalArguments()

[oota-llvm.git] / test / CodeGen / R600 / fsub.ll

diff --git a/test/CodeGen/R600/fsub.ll b/test/CodeGen/R600/fsub.ll
index 4f74efba4d8be861be0df3fe78261bd3e64cd385..22c6268e296faabb69ff4bf9ea2a9b7a2bec02b5 100644 (file)
--- a/test/CodeGen/R600/fsub.ll
+++ b/test/CodeGen/R600/fsub.ll
@@ -1,14 +1,25 @@
-; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=R600-CHECK
-; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck %s --check-prefix=SI-CHECK
-
-; R600-CHECK: @fsub_f32
-; R600-CHECK: ADD {{\** *}}T{{[0-9]+\.[XYZW]}}, KC0[2].Z, -KC0[2].W
-; SI-CHECK: @fsub_f32
-; SI-CHECK: V_SUB_F32
-define void @fsub_f32(float addrspace(1)* %out, float %a, float %b) {
-entry:
-  %0 = fsub float %a, %b
-  store float %0, float addrspace(1)* %out
+; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s
+; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
+
+
+; FUNC-LABEL: @v_fsub_f32
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+define void @v_fsub_f32(float addrspace(1)* %out, float addrspace(1)* %in) {
+  %b_ptr = getelementptr float addrspace(1)* %in, i32 1
+  %a = load float addrspace(1)* %in, align 4
+  %b = load float addrspace(1)* %b_ptr, align 4
+  %result = fsub float %a, %b
+  store float %result, float addrspace(1)* %out, align 4
+  ret void
+}
+
+; FUNC-LABEL: @s_fsub_f32
+; R600: ADD {{\** *}}T{{[0-9]+\.[XYZW]}}, KC0[2].Z, -KC0[2].W
+
+; SI: V_SUB_F32_e32 {{v[0-9]+}}, {{s[0-9]+}}, {{v[0-9]+}}
+define void @s_fsub_f32(float addrspace(1)* %out, float %a, float %b) {
+  %sub = fsub float %a, %b
+  store float %sub, float addrspace(1)* %out, align 4
   ret void
 }
 
@@ -16,34 +27,48 @@ declare float @llvm.R600.load.input(i32) readnone
 
 declare void @llvm.AMDGPU.store.output(float, i32)
 
-; R600-CHECK: @fsub_v2f32
-; R600-CHECK-DAG: ADD {{\** *}}T{{[0-9]+\.[XYZW]}}, KC0[3].X, -KC0[3].Z
-; R600-CHECK-DAG: ADD {{\** *}}T{{[0-9]+\.[XYZW]}}, KC0[2].W, -KC0[3].Y
-; SI-CHECK: @fsub_v2f32
-; SI-CHECK: V_SUB_F32
-; SI-CHECK: V_SUB_F32
+; FUNC-LABEL: @fsub_v2f32
+; R600-DAG: ADD {{\** *}}T{{[0-9]+\.[XYZW]}}, KC0[3].X, -KC0[3].Z
+; R600-DAG: ADD {{\** *}}T{{[0-9]+\.[XYZW]}}, KC0[2].W, -KC0[3].Y
+
+; FIXME: Should be using SGPR directly for first operand
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
 define void @fsub_v2f32(<2 x float> addrspace(1)* %out, <2 x float> %a, <2 x float> %b) {
-entry:
-  %0 = fsub <2 x float> %a, %b
-  store <2 x float> %0, <2 x float> addrspace(1)* %out
+  %sub = fsub <2 x float> %a, %b
+  store <2 x float> %sub, <2 x float> addrspace(1)* %out, align 8
   ret void
 }
 
-; R600-CHECK: @fsub_v4f32
-; R600-CHECK: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
-; R600-CHECK: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
-; R600-CHECK: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
-; R600-CHECK: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
-; SI-CHECK: @fsub_v4f32
-; SI-CHECK: V_SUB_F32
-; SI-CHECK: V_SUB_F32
-; SI-CHECK: V_SUB_F32
-; SI-CHECK: V_SUB_F32
-define void @fsub_v4f32(<4 x float> addrspace(1)* %out, <4 x float> addrspace(1)* %in) {
+; FUNC-LABEL: @v_fsub_v4f32
+; R600: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
+; R600: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
+; R600: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
+; R600: ADD {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], -T[0-9]+\.[XYZW]}}
+
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+define void @v_fsub_v4f32(<4 x float> addrspace(1)* %out, <4 x float> addrspace(1)* %in) {
   %b_ptr = getelementptr <4 x float> addrspace(1)* %in, i32 1
-  %a = load <4 x float> addrspace(1) * %in
-  %b = load <4 x float> addrspace(1) * %b_ptr
+  %a = load <4 x float> addrspace(1)* %in, align 16
+  %b = load <4 x float> addrspace(1)* %b_ptr, align 16
+  %result = fsub <4 x float> %a, %b
+  store <4 x float> %result, <4 x float> addrspace(1)* %out, align 16
+  ret void
+}
+
+; FIXME: Should be using SGPR directly for first operand
+
+; FUNC-LABEL: @s_fsub_v4f32
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+; SI: V_SUBREV_F32_e32 {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+; SI: S_ENDPGM
+define void @s_fsub_v4f32(<4 x float> addrspace(1)* %out, <4 x float> %a, <4 x float> %b) {
   %result = fsub <4 x float> %a, %b
-  store <4 x float> %result, <4 x float> addrspace(1)* %out
+  store <4 x float> %result, <4 x float> addrspace(1)* %out, align 16
   ret void
 }