Files
clang-p2996/llvm/test/CodeGen/NVPTX/shfl-sync.ll
Fangrui Song b279f6b098 [NVPTX,test] Change llc -march= to -mtriple=
Similar to 806761a762

-mtriple= specifies the full target triple while -march= merely sets the
architecture part of the default target triple (e.g. Windows, macOS),
leaving a target triple which may not make sense.

Therefore, -march= is error-prone and not recommended for tests without
a target triple. The issue has been benign as we recognize
nvptx{,64}-apple-darwin as ELF instead of rejecting it outrightly.
2024-12-15 10:45:11 -08:00

96 lines
3.8 KiB
LLVM

; RUN: llc < %s -mtriple=nvptx64 -mcpu=sm_30 -mattr=+ptx60 | FileCheck %s
; RUN: %if ptxas %{ llc < %s -mtriple=nvptx64 -mcpu=sm_30 -mattr=+ptx60 | %ptxas-verify %}
declare i32 @llvm.nvvm.shfl.sync.down.i32(i32, i32, i32, i32)
declare float @llvm.nvvm.shfl.sync.down.f32(float, i32, i32, i32)
declare i32 @llvm.nvvm.shfl.sync.up.i32(i32, i32, i32, i32)
declare float @llvm.nvvm.shfl.sync.up.f32(float, i32, i32, i32)
declare i32 @llvm.nvvm.shfl.sync.bfly.i32(i32, i32, i32, i32)
declare float @llvm.nvvm.shfl.sync.bfly.f32(float, i32, i32, i32)
declare i32 @llvm.nvvm.shfl.sync.idx.i32(i32, i32, i32, i32)
declare float @llvm.nvvm.shfl.sync.idx.f32(float, i32, i32, i32)
; CHECK-LABEL: .func{{.*}}shfl_sync_rrr
define i32 @shfl_sync_rrr(i32 %mask, i32 %a, i32 %b, i32 %c) {
; CHECK: ld.param.u32 [[MASK:%r[0-9]+]]
; CHECK: ld.param.u32 [[A:%r[0-9]+]]
; CHECK: ld.param.u32 [[B:%r[0-9]+]]
; CHECK: ld.param.u32 [[C:%r[0-9]+]]
; CHECK: shfl.sync.down.b32 [[OUT:%r[0-9]+]], [[A]], [[B]], [[C]], [[MASK]];
; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]]
%val = call i32 @llvm.nvvm.shfl.sync.down.i32(i32 %mask, i32 %a, i32 %b, i32 %c)
ret i32 %val
}
; CHECK-LABEL: .func{{.*}}shfl_sync_irr
define i32 @shfl_sync_irr(i32 %a, i32 %b, i32 %c) {
; CHECK: ld.param.u32 [[A:%r[0-9]+]]
; CHECK: ld.param.u32 [[B:%r[0-9]+]]
; CHECK: ld.param.u32 [[C:%r[0-9]+]]
; CHECK: shfl.sync.down.b32 [[OUT:%r[0-9]+]], [[A]], [[B]], [[C]], 1;
; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]]
%val = call i32 @llvm.nvvm.shfl.sync.down.i32(i32 1, i32 %a, i32 %b, i32 %c)
ret i32 %val
}
; CHECK-LABEL: .func{{.*}}shfl_sync_rri
define i32 @shfl_sync_rri(i32 %mask, i32 %a, i32 %b) {
; CHECK: ld.param.u32 [[MASK:%r[0-9]+]]
; CHECK: ld.param.u32 [[A:%r[0-9]+]]
; CHECK: ld.param.u32 [[B:%r[0-9]+]]
; CHECK: shfl.sync.down.b32 [[OUT:%r[0-9]+]], [[A]], [[B]], 1, [[MASK]];
; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]]
%val = call i32 @llvm.nvvm.shfl.sync.down.i32(i32 %mask, i32 %a, i32 %b, i32 1)
ret i32 %val
}
; CHECK-LABEL: .func{{.*}}shfl_sync_iri
define i32 @shfl_sync_iri(i32 %a, i32 %b) {
; CHECK: ld.param.u32 [[A:%r[0-9]+]]
; CHECK: ld.param.u32 [[B:%r[0-9]+]]
; CHECK: shfl.sync.down.b32 [[OUT:%r[0-9]+]], [[A]], [[B]], 2, 1;
; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]]
%val = call i32 @llvm.nvvm.shfl.sync.down.i32(i32 1, i32 %a, i32 %b, i32 2)
ret i32 %val
}
; CHECK-LABEL: .func{{.*}}shfl_sync_rir
define i32 @shfl_sync_rir(i32 %mask, i32 %a, i32 %c) {
; CHECK: ld.param.u32 [[MASK:%r[0-9]+]]
; CHECK: ld.param.u32 [[A:%r[0-9]+]]
; CHECK: ld.param.u32 [[C:%r[0-9]+]]
; CHECK: shfl.sync.down.b32 [[OUT:%r[0-9]+]], [[A]], 1, [[C]], [[MASK]];
; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]]
%val = call i32 @llvm.nvvm.shfl.sync.down.i32(i32 %mask, i32 %a, i32 1, i32 %c)
ret i32 %val
}
; CHECK-LABEL: .func{{.*}}shfl_sync_iir
define i32 @shfl_sync_iir(i32 %a, i32 %c) {
; CHECK: ld.param.u32 [[A:%r[0-9]+]]
; CHECK: ld.param.u32 [[C:%r[0-9]+]]
; CHECK: shfl.sync.down.b32 [[OUT:%r[0-9]+]], [[A]], 2, [[C]], 1;
; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]]
%val = call i32 @llvm.nvvm.shfl.sync.down.i32(i32 1, i32 %a, i32 2, i32 %c)
ret i32 %val
}
; CHECK-LABEL: .func{{.*}}shfl_sync_rii
define i32 @shfl_sync_rii(i32 %mask, i32 %a) {
; CHECK: ld.param.u32 [[MASK:%r[0-9]+]]
; CHECK: ld.param.u32 [[A:%r[0-9]+]]
; CHECK: shfl.sync.down.b32 [[OUT:%r[0-9]+]], [[A]], 1, 2, [[MASK]];
; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]]
%val = call i32 @llvm.nvvm.shfl.sync.down.i32(i32 %mask, i32 %a, i32 1, i32 2)
ret i32 %val
}
; CHECK-LABEL: .func{{.*}}shfl_sync_iii
define i32 @shfl_sync_iii(i32 %a, i32 %b) {
; CHECK: ld.param.u32 [[A:%r[0-9]+]]
; CHECK: shfl.sync.down.b32 [[OUT:%r[0-9]+]], [[A]], 2, 3, 1;
; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]]
%val = call i32 @llvm.nvvm.shfl.sync.down.i32(i32 1, i32 %a, i32 2, i32 3)
ret i32 %val
}