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llvm-project/llvm/test/CodeGen/AMDGPU/sub.ll

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; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SI,FUNC %s
; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=fiji -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,VI,GFX89,FUNC %s
; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX9,GFX89,FUNC %s
; RUN: llc -amdgpu-scalarize-global-loads=false -march=r600 -mcpu=redwood -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=EG,FUNC %s
declare i32 @llvm.r600.read.tidig.x() readnone
; FUNC-LABEL: {{^}}s_sub_i32:
; GCN: s_load_dwordx2
; GCN: s_load_dwordx2 s{{\[}}[[A:[0-9]+]]:[[B:[0-9]+]]{{\]}}
; GCN: s_sub_i32 s{{[0-9]+}}, s[[A]], s[[B]]
define amdgpu_kernel void @s_sub_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) {
%result = sub i32 %a, %b
store i32 %result, i32 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}s_sub_imm_i32:
; GCN: s_load_dword [[A:s[0-9]+]]
; GCN: s_sub_i32 s{{[0-9]+}}, 0x4d2, [[A]]
define amdgpu_kernel void @s_sub_imm_i32(i32 addrspace(1)* %out, i32 %a) {
%result = sub i32 1234, %a
store i32 %result, i32 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}test_sub_i32:
; EG: SUB_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; SI: v_subrev_i32_e32 v{{[0-9]+, vcc, v[0-9]+, v[0-9]+}}
; GFX9: v_sub_u32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
define amdgpu_kernel void @test_sub_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
%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 = sub i32 %a, %b
store i32 %result, i32 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}test_sub_imm_i32:
; EG: SUB_INT
; SI: v_sub_i32_e32 v{{[0-9]+}}, vcc, 0x7b, v{{[0-9]+}}
; GFX9: v_sub_u32_e32 v{{[0-9]+}}, 0x7b, v{{[0-9]+}}
define amdgpu_kernel void @test_sub_imm_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
%a = load i32, i32 addrspace(1)* %in
%result = sub i32 123, %a
store i32 %result, i32 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}test_sub_v2i32:
; EG: SUB_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; EG: SUB_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; SI: v_sub_i32_e32 v{{[0-9]+, vcc, v[0-9]+, v[0-9]+}}
; SI: v_sub_i32_e32 v{{[0-9]+, vcc, v[0-9]+, v[0-9]+}}
; GFX9: v_sub_u32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
; GFX9: v_sub_u32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
define amdgpu_kernel void @test_sub_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 = sub <2 x i32> %a, %b
store <2 x i32> %result, <2 x i32> addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}test_sub_v4i32:
; EG: SUB_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; EG: SUB_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; EG: SUB_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; EG: SUB_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; SI: v_sub_i32_e32 v{{[0-9]+, vcc, v[0-9]+, v[0-9]+}}
; SI: v_sub_i32_e32 v{{[0-9]+, vcc, v[0-9]+, v[0-9]+}}
; SI: v_sub_i32_e32 v{{[0-9]+, vcc, v[0-9]+, v[0-9]+}}
; SI: v_sub_i32_e32 v{{[0-9]+, vcc, v[0-9]+, v[0-9]+}}
; GFX9: v_sub_u32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
; GFX9: v_sub_u32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
; GFX9: v_sub_u32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
; GFX9: v_sub_u32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
define amdgpu_kernel void @test_sub_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 = sub <4 x i32> %a, %b
store <4 x i32> %result, <4 x i32> addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}test_sub_i16:
; SI: v_sub_i32_e32 v{{[0-9]+}}, vcc,
; GFX89: v_sub_u16_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
define amdgpu_kernel void @test_sub_i16(i16 addrspace(1)* %out, i16 addrspace(1)* %in) {
%tid = call i32 @llvm.r600.read.tidig.x()
%gep = getelementptr i16, i16 addrspace(1)* %in, i32 %tid
%b_ptr = getelementptr i16, i16 addrspace(1)* %gep, i32 1
%a = load volatile i16, i16 addrspace(1)* %gep
%b = load volatile i16, i16 addrspace(1)* %b_ptr
%result = sub i16 %a, %b
store i16 %result, i16 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}test_sub_v2i16:
; VI: v_sub_u16_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
; VI: v_sub_u16_sdwa v{{[0-9]+, v[0-9]+, v[0-9]+}}
; GFX9: v_pk_sub_i16
define amdgpu_kernel void @test_sub_v2i16(<2 x i16> addrspace(1)* %out, <2 x i16> addrspace(1)* %in) {
%tid = call i32 @llvm.r600.read.tidig.x()
%gep = getelementptr <2 x i16>, <2 x i16> addrspace(1)* %in, i32 %tid
%b_ptr = getelementptr <2 x i16>, <2 x i16> addrspace(1)* %gep, i16 1
%a = load <2 x i16>, <2 x i16> addrspace(1)* %gep
%b = load <2 x i16>, <2 x i16> addrspace(1)* %b_ptr
%result = sub <2 x i16> %a, %b
store <2 x i16> %result, <2 x i16> addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}test_sub_v4i16:
; VI: v_sub_u16_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
; VI: v_sub_u16_sdwa v{{[0-9]+, v[0-9]+, v[0-9]+}}
; VI: v_sub_u16_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
; VI: v_sub_u16_sdwa v{{[0-9]+, v[0-9]+, v[0-9]+}}
; GFX9: v_pk_sub_i16
; GFX9: v_pk_sub_i16
define amdgpu_kernel void @test_sub_v4i16(<4 x i16> addrspace(1)* %out, <4 x i16> addrspace(1)* %in) {
%tid = call i32 @llvm.r600.read.tidig.x()
%gep = getelementptr <4 x i16>, <4 x i16> addrspace(1)* %in, i32 %tid
%b_ptr = getelementptr <4 x i16>, <4 x i16> addrspace(1)* %gep, i16 1
%a = load <4 x i16>, <4 x i16> addrspace(1) * %gep
%b = load <4 x i16>, <4 x i16> addrspace(1) * %b_ptr
%result = sub <4 x i16> %a, %b
store <4 x i16> %result, <4 x i16> addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}s_sub_i64:
; GCN: s_sub_u32
; GCN: s_subb_u32
; EG: MEM_RAT_CACHELESS STORE_RAW T{{[0-9]+}}.XY
; EG-DAG: SUB_INT {{[* ]*}}
; EG-DAG: SUBB_UINT
; EG-DAG: SUB_INT
; EG-DAG: SUB_INT {{[* ]*}}
define amdgpu_kernel void @s_sub_i64(i64 addrspace(1)* noalias %out, i64 %a, i64 %b) nounwind {
%result = sub i64 %a, %b
store i64 %result, i64 addrspace(1)* %out, align 8
ret void
}
; FUNC-LABEL: {{^}}v_sub_i64:
; SI: v_sub_i32_e32
; SI: v_subb_u32_e32
; VI: v_sub_u32_e32
; VI: v_subb_u32_e32
; GFX9: v_sub_co_u32_e32
; GFX9: v_subb_co_u32_e32
; EG: MEM_RAT_CACHELESS STORE_RAW T{{[0-9]+}}.XY
; EG-DAG: SUB_INT {{[* ]*}}
; EG-DAG: SUBB_UINT
; EG-DAG: SUB_INT
; EG-DAG: SUB_INT {{[* ]*}}
define amdgpu_kernel void @v_sub_i64(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %inA, i64 addrspace(1)* noalias %inB) nounwind {
%tid = call i32 @llvm.r600.read.tidig.x() readnone
%a_ptr = getelementptr i64, i64 addrspace(1)* %inA, i32 %tid
%b_ptr = getelementptr i64, i64 addrspace(1)* %inB, i32 %tid
%a = load i64, i64 addrspace(1)* %a_ptr
%b = load i64, i64 addrspace(1)* %b_ptr
%result = sub i64 %a, %b
store i64 %result, i64 addrspace(1)* %out, align 8
ret void
}
; FUNC-LABEL: {{^}}v_test_sub_v2i64:
; SI: v_sub_i32_e32 v{{[0-9]+}}, vcc,
; SI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; SI: v_sub_i32_e32 v{{[0-9]+}}, vcc,
; SI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_sub_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_sub_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_sub_co_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_subb_co_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_sub_co_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_subb_co_u32_e32 v{{[0-9]+}}, vcc,
define amdgpu_kernel void @v_test_sub_v2i64(<2 x i64> addrspace(1)* %out, <2 x i64> addrspace(1)* noalias %inA, <2 x i64> addrspace(1)* noalias %inB) {
%tid = call i32 @llvm.r600.read.tidig.x() readnone
%a_ptr = getelementptr <2 x i64>, <2 x i64> addrspace(1)* %inA, i32 %tid
%b_ptr = getelementptr <2 x i64>, <2 x i64> addrspace(1)* %inB, i32 %tid
%a = load <2 x i64>, <2 x i64> addrspace(1)* %a_ptr
%b = load <2 x i64>, <2 x i64> addrspace(1)* %b_ptr
%result = sub <2 x i64> %a, %b
store <2 x i64> %result, <2 x i64> addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}v_test_sub_v4i64:
; SI: v_sub_i32_e32 v{{[0-9]+}}, vcc,
; SI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; SI: v_sub_i32_e32 v{{[0-9]+}}, vcc,
; SI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; SI: v_sub_i32_e32 v{{[0-9]+}}, vcc,
; SI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; SI: v_sub_i32_e32 v{{[0-9]+}}, vcc,
; SI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_sub_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_sub_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_sub_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_sub_u32_e32 v{{[0-9]+}}, vcc,
; VI: v_subb_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_sub_co_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_subb_co_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_sub_co_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_subb_co_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_sub_co_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_subb_co_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_sub_co_u32_e32 v{{[0-9]+}}, vcc,
; GFX9: v_subb_co_u32_e32 v{{[0-9]+}}, vcc,
define amdgpu_kernel void @v_test_sub_v4i64(<4 x i64> addrspace(1)* %out, <4 x i64> addrspace(1)* noalias %inA, <4 x i64> addrspace(1)* noalias %inB) {
%tid = call i32 @llvm.r600.read.tidig.x() readnone
%a_ptr = getelementptr <4 x i64>, <4 x i64> addrspace(1)* %inA, i32 %tid
%b_ptr = getelementptr <4 x i64>, <4 x i64> addrspace(1)* %inB, i32 %tid
%a = load <4 x i64>, <4 x i64> addrspace(1)* %a_ptr
%b = load <4 x i64>, <4 x i64> addrspace(1)* %b_ptr
%result = sub <4 x i64> %a, %b
store <4 x i64> %result, <4 x i64> addrspace(1)* %out
ret void
}
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