llvm/test/CodeGen/R600/load.ll
Tom Stellard d67d029b6d R600: Add support for i32 loads from the constant address space on Cayman
Tested-By: Aaron Watry <awatry@gmail.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184821 91177308-0d34-0410-b5e6-96231b3b80d8
2013-06-25 02:39:30 +00:00

68 lines
2.1 KiB
LLVM

; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck --check-prefix=R600-CHECK %s
; RUN: llc < %s -march=r600 -mcpu=cayman | FileCheck --check-prefix=R600-CHECK %s
; RUN: llc < %s -march=r600 -mcpu=SI | FileCheck --check-prefix=SI-CHECK %s
; Load an i8 value from the global address space.
; R600-CHECK: @load_i8
; R600-CHECK: VTX_READ_8 T{{[0-9]+\.X, T[0-9]+\.X}}
; SI-CHECK: @load_i8
; SI-CHECK: BUFFER_LOAD_UBYTE VGPR{{[0-9]+}},
define void @load_i8(i32 addrspace(1)* %out, i8 addrspace(1)* %in) {
%1 = load i8 addrspace(1)* %in
%2 = zext i8 %1 to i32
store i32 %2, i32 addrspace(1)* %out
ret void
}
; load an i32 value from the global address space.
; R600-CHECK: @load_i32
; R600-CHECK: VTX_READ_32 T{{[0-9]+}}.X, T{{[0-9]+}}.X, 0
; SI-CHECK: @load_i32
; SI-CHECK: BUFFER_LOAD_DWORD VGPR{{[0-9]+}}
define void @load_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
entry:
%0 = load i32 addrspace(1)* %in
store i32 %0, i32 addrspace(1)* %out
ret void
}
; load a f32 value from the global address space.
; R600-CHECK: @load_f32
; R600-CHECK: VTX_READ_32 T{{[0-9]+}}.X, T{{[0-9]+}}.X, 0
; SI-CHECK: @load_f32
; SI-CHECK: BUFFER_LOAD_DWORD VGPR{{[0-9]+}}
define void @load_f32(float addrspace(1)* %out, float addrspace(1)* %in) {
entry:
%0 = load float addrspace(1)* %in
store float %0, float addrspace(1)* %out
ret void
}
; Load an i32 value from the constant address space.
; R600-CHECK: @load_const_addrspace_i32
; R600-CHECK: VTX_READ_32 T{{[0-9]+}}.X, T{{[0-9]+}}.X, 0
; SI-CHECK: @load_const_addrspace_i32
; SI-CHECK: S_LOAD_DWORD SGPR{{[0-9]+}}
define void @load_const_addrspace_i32(i32 addrspace(1)* %out, i32 addrspace(2)* %in) {
entry:
%0 = load i32 addrspace(2)* %in
store i32 %0, i32 addrspace(1)* %out
ret void
}
; Load a f32 value from the constant address space.
; R600-CHECK: @load_const_addrspace_f32
; R600-CHECK: VTX_READ_32 T{{[0-9]+}}.X, T{{[0-9]+}}.X, 0
; SI-CHECK: @load_const_addrspace_f32
; SI-CHECK: S_LOAD_DWORD SGPR{{[0-9]+}}
define void @load_const_addrspace_f32(float addrspace(1)* %out, float addrspace(2)* %in) {
%1 = load float addrspace(2)* %in
store float %1, float addrspace(1)* %out
ret void
}