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; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -enable-var-scope -check-prefix=EG -check-prefix=FUNC %s
; FUNC-LABEL: {{^}}s_add_i32:
; EG: ADD_INT {{[* ]*}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
define amdgpu_kernel void @s_add_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
%b_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1
%a = load i32, i32 addrspace(1)* %in
%b = load i32, i32 addrspace(1)* %b_ptr
%result = add i32 %a, %b
store i32 %result, i32 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}s_add_v2i32:
; EG: ADD_INT {{[* ]*}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; EG: ADD_INT {{[* ]*}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
define amdgpu_kernel void @s_add_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) {
%b_ptr = getelementptr <2 x i32>, <2 x i32> addrspace(1)* %in, i32 1
%a = load <2 x i32>, <2 x i32> addrspace(1)* %in
%b = load <2 x i32>, <2 x i32> addrspace(1)* %b_ptr
%result = add <2 x i32> %a, %b
store <2 x i32> %result, <2 x i32> addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}s_add_v4i32:
; EG: ADD_INT {{[* ]*}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; EG: ADD_INT {{[* ]*}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; EG: ADD_INT {{[* ]*}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; EG: ADD_INT {{[* ]*}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
define amdgpu_kernel void @s_add_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) {
%b_ptr = getelementptr <4 x i32>, <4 x i32> addrspace(1)* %in, i32 1
%a = load <4 x i32>, <4 x i32> addrspace(1)* %in
%b = load <4 x i32>, <4 x i32> addrspace(1)* %b_ptr
%result = add <4 x i32> %a, %b
store <4 x i32> %result, <4 x i32> addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}s_add_v8i32:
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
define amdgpu_kernel void @s_add_v8i32(<8 x i32> addrspace(1)* %out, <8 x i32> %a, <8 x i32> %b) {
entry:
%0 = add <8 x i32> %a, %b
store <8 x i32> %0, <8 x i32> addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}s_add_v16i32:
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
; EG: ADD_INT
define amdgpu_kernel void @s_add_v16i32(<16 x i32> addrspace(1)* %out, <16 x i32> %a, <16 x i32> %b) {
entry:
%0 = add <16 x i32> %a, %b
store <16 x i32> %0, <16 x i32> addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}v_add_i32:
define amdgpu_kernel void @v_add_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
%tid = call i32 @llvm.r600.read.tidig.x()
%gep = getelementptr inbounds i32, i32 addrspace(1)* %in, i32 %tid
%b_ptr = getelementptr i32, i32 addrspace(1)* %gep, i32 1
%a = load volatile i32, i32 addrspace(1)* %gep
%b = load volatile i32, i32 addrspace(1)* %b_ptr
%result = add i32 %a, %b
store i32 %result, i32 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}v_add_imm_i32:
define amdgpu_kernel void @v_add_imm_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
%tid = call i32 @llvm.r600.read.tidig.x()
%gep = getelementptr inbounds i32, i32 addrspace(1)* %in, i32 %tid
%b_ptr = getelementptr i32, i32 addrspace(1)* %gep, i32 1
%a = load volatile i32, i32 addrspace(1)* %gep
%result = add i32 %a, 123
store i32 %result, i32 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}add64:
; EG: MEM_RAT_CACHELESS STORE_RAW [[LO:T[0-9]+\.XY]]
; EG-DAG: ADD_INT {{[* ]*}}
; EG-DAG: ADDC_UINT
; EG-DAG: ADD_INT
; EG-DAG: ADD_INT {{[* ]*}}
; EG-NOT: SUB
define amdgpu_kernel void @add64(i64 addrspace(1)* %out, i64 %a, i64 %b) {
entry:
%add = add i64 %a, %b
store i64 %add, i64 addrspace(1)* %out
ret void
}
; The v_addc_u32 and v_add_i32 instruction can't read SGPRs, because they
; use VCC. The test is designed so that %a will be stored in an SGPR and
; %0 will be stored in a VGPR, so the comiler will be forced to copy %a
; to a VGPR before doing the add.
; FUNC-LABEL: {{^}}add64_sgpr_vgpr:
; EG: MEM_RAT_CACHELESS STORE_RAW [[LO:T[0-9]+\.XY]]
; EG-DAG: ADD_INT {{[* ]*}}
; EG-DAG: ADDC_UINT
; EG-DAG: ADD_INT
; EG-DAG: ADD_INT {{[* ]*}}
; EG-NOT: SUB
define amdgpu_kernel void @add64_sgpr_vgpr(i64 addrspace(1)* %out, i64 %a, i64 addrspace(1)* %in) {
entry:
%0 = load i64, i64 addrspace(1)* %in
%1 = add i64 %a, %0
store i64 %1, i64 addrspace(1)* %out
ret void
}
; Test i64 add inside a branch.
; FUNC-LABEL: {{^}}add64_in_branch:
; EG: MEM_RAT_CACHELESS STORE_RAW [[LO:T[0-9]+\.XY]]
; EG-DAG: ADD_INT {{[* ]*}}
; EG-DAG: ADDC_UINT
; EG-DAG: ADD_INT
; EG-DAG: ADD_INT {{[* ]*}}
; EG-NOT: SUB
define amdgpu_kernel void @add64_in_branch(i64 addrspace(1)* %out, i64 addrspace(1)* %in, i64 %a, i64 %b, i64 %c) {
entry:
%0 = icmp eq i64 %a, 0
br i1 %0, label %if, label %else
if:
%1 = load i64, i64 addrspace(1)* %in
br label %endif
else:
%2 = add i64 %a, %b
br label %endif
endif:
%3 = phi i64 [%1, %if], [%2, %else]
store i64 %3, i64 addrspace(1)* %out
ret void
}
declare i32 @llvm.r600.read.tidig.x() #1
attributes #0 = { nounwind }
attributes #1 = { nounwind readnone speculatable }
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