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e3372a717a
Const/local/shared address spaces are all < 4GB and we can always use 32-bit pointers to access them. This has substantial performance impact on kernels that uses shared memory for intermediary results. The feature is disabled by default. Differential Revision: https://reviews.llvm.org/D46147 llvm-svn: 331941
161 lines
4.8 KiB
LLVM
161 lines
4.8 KiB
LLVM
; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s --check-prefixes=ALL,G32,LS32
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; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s --check-prefixes=ALL,G64,LS64
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; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 --nvptx-short-ptr | FileCheck %s --check-prefixes=G64,LS32
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;; i8
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; ALL-LABEL: st_global_i8
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define void @st_global_i8(i8 addrspace(1)* %ptr, i8 %a) {
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; G32: st.global.u8 [%r{{[0-9]+}}], %rs{{[0-9]+}}
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; G64: st.global.u8 [%rd{{[0-9]+}}], %rs{{[0-9]+}}
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; ALL: ret
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store i8 %a, i8 addrspace(1)* %ptr
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ret void
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}
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; ALL-LABEL: st_shared_i8
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define void @st_shared_i8(i8 addrspace(3)* %ptr, i8 %a) {
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; LS32: st.shared.u8 [%r{{[0-9]+}}], %rs{{[0-9]+}}
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; LS64: st.shared.u8 [%rd{{[0-9]+}}], %rs{{[0-9]+}}
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; ALL: ret
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store i8 %a, i8 addrspace(3)* %ptr
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ret void
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}
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; ALL-LABEL: st_local_i8
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define void @st_local_i8(i8 addrspace(5)* %ptr, i8 %a) {
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; LS32: st.local.u8 [%r{{[0-9]+}}], %rs{{[0-9]+}}
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; LS64: st.local.u8 [%rd{{[0-9]+}}], %rs{{[0-9]+}}
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; ALL: ret
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store i8 %a, i8 addrspace(5)* %ptr
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ret void
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}
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;; i16
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; ALL-LABEL: st_global_i16
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define void @st_global_i16(i16 addrspace(1)* %ptr, i16 %a) {
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; G32: st.global.u16 [%r{{[0-9]+}}], %rs{{[0-9]+}}
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; G64: st.global.u16 [%rd{{[0-9]+}}], %rs{{[0-9]+}}
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; ALL: ret
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store i16 %a, i16 addrspace(1)* %ptr
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ret void
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}
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; ALL-LABEL: st_shared_i16
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define void @st_shared_i16(i16 addrspace(3)* %ptr, i16 %a) {
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; LS32: st.shared.u16 [%r{{[0-9]+}}], %rs{{[0-9]+}}
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; LS64: st.shared.u16 [%rd{{[0-9]+}}], %rs{{[0-9]+}}
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; ALL: ret
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store i16 %a, i16 addrspace(3)* %ptr
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ret void
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}
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; ALL-LABEL: st_local_i16
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define void @st_local_i16(i16 addrspace(5)* %ptr, i16 %a) {
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; LS32: st.local.u16 [%r{{[0-9]+}}], %rs{{[0-9]+}}
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; LS64: st.local.u16 [%rd{{[0-9]+}}], %rs{{[0-9]+}}
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; ALL: ret
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store i16 %a, i16 addrspace(5)* %ptr
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ret void
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}
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;; i32
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; ALL-LABEL: st_global_i32
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define void @st_global_i32(i32 addrspace(1)* %ptr, i32 %a) {
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; G32: st.global.u32 [%r{{[0-9]+}}], %r{{[0-9]+}}
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; G64: st.global.u32 [%rd{{[0-9]+}}], %r{{[0-9]+}}
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; ALL: ret
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store i32 %a, i32 addrspace(1)* %ptr
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ret void
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}
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; ALL-LABEL: st_shared_i32
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define void @st_shared_i32(i32 addrspace(3)* %ptr, i32 %a) {
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; LS32: st.shared.u32 [%r{{[0-9]+}}], %r{{[0-9]+}}
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; LS64: st.shared.u32 [%rd{{[0-9]+}}], %r{{[0-9]+}}
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; PTX64: ret
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store i32 %a, i32 addrspace(3)* %ptr
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ret void
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}
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; ALL-LABEL: st_local_i32
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define void @st_local_i32(i32 addrspace(5)* %ptr, i32 %a) {
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; LS32: st.local.u32 [%r{{[0-9]+}}], %r{{[0-9]+}}
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; LS64: st.local.u32 [%rd{{[0-9]+}}], %r{{[0-9]+}}
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; ALL: ret
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store i32 %a, i32 addrspace(5)* %ptr
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ret void
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}
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;; i64
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; ALL-LABEL: st_global_i64
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define void @st_global_i64(i64 addrspace(1)* %ptr, i64 %a) {
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; G32: st.global.u64 [%r{{[0-9]+}}], %rd{{[0-9]+}}
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; G64: st.global.u64 [%rd{{[0-9]+}}], %rd{{[0-9]+}}
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; ALL: ret
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store i64 %a, i64 addrspace(1)* %ptr
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ret void
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}
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; ALL-LABEL: st_shared_i64
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define void @st_shared_i64(i64 addrspace(3)* %ptr, i64 %a) {
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; LS32: st.shared.u64 [%r{{[0-9]+}}], %rd{{[0-9]+}}
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; LS64: st.shared.u64 [%rd{{[0-9]+}}], %rd{{[0-9]+}}
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; ALL: ret
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store i64 %a, i64 addrspace(3)* %ptr
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ret void
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}
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; ALL-LABEL: st_local_i64
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define void @st_local_i64(i64 addrspace(5)* %ptr, i64 %a) {
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; LS32: st.local.u64 [%r{{[0-9]+}}], %rd{{[0-9]+}}
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; LS64: st.local.u64 [%rd{{[0-9]+}}], %rd{{[0-9]+}}
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; ALL: ret
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store i64 %a, i64 addrspace(5)* %ptr
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ret void
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}
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;; f32
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; ALL-LABEL: st_global_f32
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define void @st_global_f32(float addrspace(1)* %ptr, float %a) {
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; G32: st.global.f32 [%r{{[0-9]+}}], %f{{[0-9]+}}
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; G64: st.global.f32 [%rd{{[0-9]+}}], %f{{[0-9]+}}
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; ALL: ret
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store float %a, float addrspace(1)* %ptr
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ret void
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}
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; ALL-LABEL: st_shared_f32
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define void @st_shared_f32(float addrspace(3)* %ptr, float %a) {
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; LS32: st.shared.f32 [%r{{[0-9]+}}], %f{{[0-9]+}}
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; LS64: st.shared.f32 [%rd{{[0-9]+}}], %f{{[0-9]+}}
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; ALL: ret
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store float %a, float addrspace(3)* %ptr
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ret void
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}
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; ALL-LABEL: st_local_f32
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define void @st_local_f32(float addrspace(5)* %ptr, float %a) {
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; LS32: st.local.f32 [%r{{[0-9]+}}], %f{{[0-9]+}}
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; LS64: st.local.f32 [%rd{{[0-9]+}}], %f{{[0-9]+}}
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; ALL: ret
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store float %a, float addrspace(5)* %ptr
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ret void
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}
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;; f64
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; ALL-LABEL: st_global_f64
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define void @st_global_f64(double addrspace(1)* %ptr, double %a) {
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; G32: st.global.f64 [%r{{[0-9]+}}], %fd{{[0-9]+}}
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; G64: st.global.f64 [%rd{{[0-9]+}}], %fd{{[0-9]+}}
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; ALL: ret
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store double %a, double addrspace(1)* %ptr
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ret void
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}
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; ALL-LABEL: st_shared_f64
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define void @st_shared_f64(double addrspace(3)* %ptr, double %a) {
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; LS32: st.shared.f64 [%r{{[0-9]+}}], %fd{{[0-9]+}}
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; LS64: st.shared.f64 [%rd{{[0-9]+}}], %fd{{[0-9]+}}
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; ALL: ret
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store double %a, double addrspace(3)* %ptr
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ret void
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}
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; ALL-LABEL: st_local_f64
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define void @st_local_f64(double addrspace(5)* %ptr, double %a) {
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; LS32: st.local.f64 [%r{{[0-9]+}}], %fd{{[0-9]+}}
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; LS64: st.local.f64 [%rd{{[0-9]+}}], %fd{{[0-9]+}}
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; ALL: ret
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store double %a, double addrspace(5)* %ptr
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ret void
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}
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