summaryrefslogtreecommitdiff
path: root/test/CodeGen/AMDGPU/madak.ll
diff options
context:
space:
mode:
Diffstat (limited to 'test/CodeGen/AMDGPU/madak.ll')
-rw-r--r--test/CodeGen/AMDGPU/madak.ll59
1 files changed, 44 insertions, 15 deletions
diff --git a/test/CodeGen/AMDGPU/madak.ll b/test/CodeGen/AMDGPU/madak.ll
index 2e90cf10a3b5e..6ea1202ac5007 100644
--- a/test/CodeGen/AMDGPU/madak.ll
+++ b/test/CodeGen/AMDGPU/madak.ll
@@ -3,7 +3,7 @@
; FIXME: Enable VI
-declare i32 @llvm.r600.read.tidig.x() nounwind readnone
+declare i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
declare float @llvm.fabs.f32(float) nounwind readnone
; GCN-LABEL: {{^}}madak_f32:
@@ -11,7 +11,7 @@ declare float @llvm.fabs.f32(float) nounwind readnone
; GCN: buffer_load_dword [[VB:v[0-9]+]]
; GCN: v_madak_f32_e32 {{v[0-9]+}}, [[VA]], [[VB]], 0x41200000
define void @madak_f32(float addrspace(1)* noalias %out, float addrspace(1)* noalias %in.a, float addrspace(1)* noalias %in.b) nounwind {
- %tid = tail call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %tid = tail call i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
%in.a.gep = getelementptr float, float addrspace(1)* %in.a, i32 %tid
%in.b.gep = getelementptr float, float addrspace(1)* %in.b, i32 %tid
%out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid
@@ -38,7 +38,7 @@ define void @madak_f32(float addrspace(1)* noalias %out, float addrspace(1)* noa
; GCN-DAG: v_mac_f32_e32 [[VK]], [[VC]], [[VA]]
; GCN: s_endpgm
define void @madak_2_use_f32(float addrspace(1)* noalias %out, float addrspace(1)* noalias %in) nounwind {
- %tid = tail call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %tid = tail call i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
%in.gep.0 = getelementptr float, float addrspace(1)* %in, i32 %tid
%in.gep.1 = getelementptr float, float addrspace(1)* %in.gep.0, i32 1
@@ -47,17 +47,17 @@ define void @madak_2_use_f32(float addrspace(1)* noalias %out, float addrspace(1
%out.gep.0 = getelementptr float, float addrspace(1)* %out, i32 %tid
%out.gep.1 = getelementptr float, float addrspace(1)* %in.gep.0, i32 1
- %a = load float, float addrspace(1)* %in.gep.0, align 4
- %b = load float, float addrspace(1)* %in.gep.1, align 4
- %c = load float, float addrspace(1)* %in.gep.2, align 4
+ %a = load volatile float, float addrspace(1)* %in.gep.0, align 4
+ %b = load volatile float, float addrspace(1)* %in.gep.1, align 4
+ %c = load volatile float, float addrspace(1)* %in.gep.2, align 4
%mul0 = fmul float %a, %b
%mul1 = fmul float %a, %c
%madak0 = fadd float %mul0, 10.0
%madak1 = fadd float %mul1, 10.0
- store float %madak0, float addrspace(1)* %out.gep.0, align 4
- store float %madak1, float addrspace(1)* %out.gep.1, align 4
+ store volatile float %madak0, float addrspace(1)* %out.gep.0, align 4
+ store volatile float %madak1, float addrspace(1)* %out.gep.1, align 4
ret void
}
@@ -65,7 +65,7 @@ define void @madak_2_use_f32(float addrspace(1)* noalias %out, float addrspace(1
; GCN: buffer_load_dword [[VA:v[0-9]+]]
; GCN: v_madak_f32_e32 {{v[0-9]+}}, 4.0, [[VA]], 0x41200000
define void @madak_m_inline_imm_f32(float addrspace(1)* noalias %out, float addrspace(1)* noalias %in.a) nounwind {
- %tid = tail call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %tid = tail call i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
%in.a.gep = getelementptr float, float addrspace(1)* %in.a, i32 %tid
%out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid
@@ -85,7 +85,7 @@ define void @madak_m_inline_imm_f32(float addrspace(1)* noalias %out, float addr
; GCN: buffer_load_dword [[VB:v[0-9]+]]
; GCN: v_mad_f32 {{v[0-9]+}}, [[VA]], [[VB]], 4.0
define void @madak_inline_imm_f32(float addrspace(1)* noalias %out, float addrspace(1)* noalias %in.a, float addrspace(1)* noalias %in.b) nounwind {
- %tid = tail call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %tid = tail call i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
%in.a.gep = getelementptr float, float addrspace(1)* %in.a, i32 %tid
%in.b.gep = getelementptr float, float addrspace(1)* %in.b, i32 %tid
%out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid
@@ -101,13 +101,13 @@ define void @madak_inline_imm_f32(float addrspace(1)* noalias %out, float addrsp
; We can't use an SGPR when forming madak
; GCN-LABEL: {{^}}s_v_madak_f32:
-; GCN: s_load_dword [[SB:s[0-9]+]]
+; GCN-DAG: s_load_dword [[SB:s[0-9]+]]
; GCN-DAG: v_mov_b32_e32 [[VK:v[0-9]+]], 0x41200000
; GCN-DAG: buffer_load_dword [[VA:v[0-9]+]]
; GCN-NOT: v_madak_f32
; GCN: v_mac_f32_e32 [[VK]], [[SB]], [[VA]]
define void @s_v_madak_f32(float addrspace(1)* noalias %out, float addrspace(1)* noalias %in.a, float %b) nounwind {
- %tid = tail call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %tid = tail call i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
%in.a.gep = getelementptr float, float addrspace(1)* %in.a, i32 %tid
%out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid
@@ -126,7 +126,7 @@ define void @s_v_madak_f32(float addrspace(1)* noalias %out, float addrspace(1)*
; GCN-NOT: v_madak_f32
; GCN: v_mac_f32_e32 [[VK]], [[SB]], [[VA]]
define void @v_s_madak_f32(float addrspace(1)* noalias %out, float %a, float addrspace(1)* noalias %in.b) nounwind {
- %tid = tail call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %tid = tail call i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
%in.b.gep = getelementptr float, float addrspace(1)* %in.b, i32 %tid
%out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid
@@ -154,7 +154,7 @@ define void @s_s_madak_f32(float addrspace(1)* %out, float %a, float %b) nounwin
; GCN: v_mad_f32 {{v[0-9]+}}, |{{v[0-9]+}}|, {{v[0-9]+}}, {{[sv][0-9]+}}
; GCN: s_endpgm
define void @no_madak_src0_modifier_f32(float addrspace(1)* noalias %out, float addrspace(1)* noalias %in.a, float addrspace(1)* noalias %in.b) nounwind {
- %tid = tail call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %tid = tail call i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
%in.a.gep = getelementptr float, float addrspace(1)* %in.a, i32 %tid
%in.b.gep = getelementptr float, float addrspace(1)* %in.b, i32 %tid
%out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid
@@ -176,7 +176,7 @@ define void @no_madak_src0_modifier_f32(float addrspace(1)* noalias %out, float
; GCN: v_mad_f32 {{v[0-9]+}}, {{v[0-9]+}}, |{{v[0-9]+}}|, {{[sv][0-9]+}}
; GCN: s_endpgm
define void @no_madak_src1_modifier_f32(float addrspace(1)* noalias %out, float addrspace(1)* noalias %in.a, float addrspace(1)* noalias %in.b) nounwind {
- %tid = tail call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %tid = tail call i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
%in.a.gep = getelementptr float, float addrspace(1)* %in.a, i32 %tid
%in.b.gep = getelementptr float, float addrspace(1)* %in.b, i32 %tid
%out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid
@@ -191,3 +191,32 @@ define void @no_madak_src1_modifier_f32(float addrspace(1)* noalias %out, float
store float %madak, float addrspace(1)* %out.gep, align 4
ret void
}
+
+; SIFoldOperands should not fold the SGPR copy into the instruction
+; because the implicit immediate already uses the constant bus.
+; GCN-LABEL: {{^}}madak_constant_bus_violation:
+; GCN: s_load_dword [[SGPR0:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, {{0xa|0x28}}
+; GCN: v_mov_b32_e32 [[SGPR0_VCOPY:v[0-9]+]], [[SGPR0]]
+; GCN: buffer_load_dword [[VGPR:v[0-9]+]]
+; GCN: v_madak_f32_e32 [[MADAK:v[0-9]+]], 0.5, [[SGPR0_VCOPY]], 0x42280000
+; GCN: v_mul_f32_e32 [[MUL:v[0-9]+]], [[VGPR]], [[MADAK]]
+; GCN: buffer_store_dword [[MUL]]
+define void @madak_constant_bus_violation(i32 %arg1, float %sgpr0, float %sgpr1) #0 {
+bb:
+ %tmp = icmp eq i32 %arg1, 0
+ br i1 %tmp, label %bb3, label %bb4
+
+bb3:
+ store volatile float 0.0, float addrspace(1)* undef
+ br label %bb4
+
+bb4:
+ %vgpr = load volatile float, float addrspace(1)* undef
+ %tmp0 = fmul float %sgpr0, 0.5
+ %tmp1 = fadd float %tmp0, 42.0
+ %tmp2 = fmul float %tmp1, %vgpr
+ store volatile float %tmp2, float addrspace(1)* undef, align 4
+ ret void
+}
+
+attributes #0 = { nounwind}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-17 15:49:56 +0000