mirror of
https://github.com/RPCSX/llvm.git
synced 2024-12-13 14:46:53 +00:00
136bd632b6
Reviewers: resistor, arsenm Subscribers: llvm-commits Differential Revision: http://reviews.llvm.org/D13805 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@252349 91177308-0d34-0410-b5e6-96231b3b80d8
204 lines
7.2 KiB
LLVM
204 lines
7.2 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
|
|
|
|
declare i32 @llvm.r600.read.tidig.x() nounwind readnone
|
|
|
|
; Make sure we don't turn the 32-bit argument load into a 16-bit
|
|
; load. There aren't extending scalar lods, so that would require
|
|
; using a buffer_load instruction.
|
|
|
|
; FUNC-LABEL: {{^}}truncate_kernarg_i32_to_i16:
|
|
; SI: s_load_dword s
|
|
; SI: buffer_store_short v
|
|
define void @truncate_kernarg_i32_to_i16(i16 addrspace(1)* %out, i32 %arg) nounwind {
|
|
%trunc = trunc i32 %arg to i16
|
|
store i16 %trunc, i16 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; It should be OK (and probably performance neutral) to reduce this,
|
|
; but we don't know if the load is uniform yet.
|
|
|
|
; FUNC-LABEL: {{^}}truncate_buffer_load_i32_to_i16:
|
|
; SI: buffer_load_dword v
|
|
; SI: buffer_store_short v
|
|
define void @truncate_buffer_load_i32_to_i16(i16 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
|
|
%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
|
|
%gep.in = getelementptr i32, i32 addrspace(1)* %in, i32 %tid
|
|
%gep.out = getelementptr i16, i16 addrspace(1)* %out, i32 %tid
|
|
%load = load i32, i32 addrspace(1)* %gep.in
|
|
%trunc = trunc i32 %load to i16
|
|
store i16 %trunc, i16 addrspace(1)* %gep.out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}truncate_kernarg_i32_to_i8:
|
|
; SI: s_load_dword s
|
|
; SI: buffer_store_byte v
|
|
define void @truncate_kernarg_i32_to_i8(i8 addrspace(1)* %out, i32 %arg) nounwind {
|
|
%trunc = trunc i32 %arg to i8
|
|
store i8 %trunc, i8 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}truncate_buffer_load_i32_to_i8:
|
|
; SI: buffer_load_dword v
|
|
; SI: buffer_store_byte v
|
|
define void @truncate_buffer_load_i32_to_i8(i8 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
|
|
%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
|
|
%gep.in = getelementptr i32, i32 addrspace(1)* %in, i32 %tid
|
|
%gep.out = getelementptr i8, i8 addrspace(1)* %out, i32 %tid
|
|
%load = load i32, i32 addrspace(1)* %gep.in
|
|
%trunc = trunc i32 %load to i8
|
|
store i8 %trunc, i8 addrspace(1)* %gep.out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}truncate_kernarg_i32_to_i1:
|
|
; SI: s_load_dword s
|
|
; SI: buffer_store_byte v
|
|
define void @truncate_kernarg_i32_to_i1(i1 addrspace(1)* %out, i32 %arg) nounwind {
|
|
%trunc = trunc i32 %arg to i1
|
|
store i1 %trunc, i1 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}truncate_buffer_load_i32_to_i1:
|
|
; SI: buffer_load_dword v
|
|
; SI: buffer_store_byte v
|
|
define void @truncate_buffer_load_i32_to_i1(i1 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
|
|
%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
|
|
%gep.in = getelementptr i32, i32 addrspace(1)* %in, i32 %tid
|
|
%gep.out = getelementptr i1, i1 addrspace(1)* %out, i32 %tid
|
|
%load = load i32, i32 addrspace(1)* %gep.in
|
|
%trunc = trunc i32 %load to i1
|
|
store i1 %trunc, i1 addrspace(1)* %gep.out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}truncate_kernarg_i64_to_i32:
|
|
; SI: s_load_dword s
|
|
; SI: buffer_store_dword v
|
|
define void @truncate_kernarg_i64_to_i32(i32 addrspace(1)* %out, i64 %arg) nounwind {
|
|
%trunc = trunc i64 %arg to i32
|
|
store i32 %trunc, i32 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}truncate_buffer_load_i64_to_i32:
|
|
; SI: buffer_load_dword v
|
|
; SI: buffer_store_dword v
|
|
define void @truncate_buffer_load_i64_to_i32(i32 addrspace(1)* %out, i64 addrspace(1)* %in) nounwind {
|
|
%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
|
|
%gep.in = getelementptr i64, i64 addrspace(1)* %in, i32 %tid
|
|
%gep.out = getelementptr i32, i32 addrspace(1)* %out, i32 %tid
|
|
%load = load i64, i64 addrspace(1)* %gep.in
|
|
%trunc = trunc i64 %load to i32
|
|
store i32 %trunc, i32 addrspace(1)* %gep.out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}srl_kernarg_i64_to_i32:
|
|
; SI: s_load_dword s
|
|
; SI: buffer_store_dword v
|
|
define void @srl_kernarg_i64_to_i32(i32 addrspace(1)* %out, i64 %arg) nounwind {
|
|
%srl = lshr i64 %arg, 32
|
|
%trunc = trunc i64 %srl to i32
|
|
store i32 %trunc, i32 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}srl_buffer_load_i64_to_i32:
|
|
; SI: buffer_load_dword v
|
|
; SI: buffer_store_dword v
|
|
define void @srl_buffer_load_i64_to_i32(i32 addrspace(1)* %out, i64 addrspace(1)* %in) nounwind {
|
|
%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
|
|
%gep.in = getelementptr i64, i64 addrspace(1)* %in, i32 %tid
|
|
%gep.out = getelementptr i32, i32 addrspace(1)* %out, i32 %tid
|
|
%load = load i64, i64 addrspace(1)* %gep.in
|
|
%srl = lshr i64 %load, 32
|
|
%trunc = trunc i64 %srl to i32
|
|
store i32 %trunc, i32 addrspace(1)* %gep.out
|
|
ret void
|
|
}
|
|
|
|
; Might as well reduce to 8-bit loads.
|
|
; FUNC-LABEL: {{^}}truncate_kernarg_i16_to_i8:
|
|
; SI: s_load_dword s
|
|
; SI: buffer_store_byte v
|
|
define void @truncate_kernarg_i16_to_i8(i8 addrspace(1)* %out, i16 %arg) nounwind {
|
|
%trunc = trunc i16 %arg to i8
|
|
store i8 %trunc, i8 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}truncate_buffer_load_i16_to_i8:
|
|
; SI: buffer_load_ubyte v
|
|
; SI: buffer_store_byte v
|
|
define void @truncate_buffer_load_i16_to_i8(i8 addrspace(1)* %out, i16 addrspace(1)* %in) nounwind {
|
|
%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
|
|
%gep.in = getelementptr i16, i16 addrspace(1)* %in, i32 %tid
|
|
%gep.out = getelementptr i8, i8 addrspace(1)* %out, i32 %tid
|
|
%load = load i16, i16 addrspace(1)* %gep.in
|
|
%trunc = trunc i16 %load to i8
|
|
store i8 %trunc, i8 addrspace(1)* %gep.out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}srl_kernarg_i64_to_i8:
|
|
; SI: s_load_dword s
|
|
; SI: buffer_store_byte v
|
|
define void @srl_kernarg_i64_to_i8(i8 addrspace(1)* %out, i64 %arg) nounwind {
|
|
%srl = lshr i64 %arg, 32
|
|
%trunc = trunc i64 %srl to i8
|
|
store i8 %trunc, i8 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}srl_buffer_load_i64_to_i8:
|
|
; SI: buffer_load_dword v
|
|
; SI: buffer_store_byte v
|
|
define void @srl_buffer_load_i64_to_i8(i8 addrspace(1)* %out, i64 addrspace(1)* %in) nounwind {
|
|
%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
|
|
%gep.in = getelementptr i64, i64 addrspace(1)* %in, i32 %tid
|
|
%gep.out = getelementptr i8, i8 addrspace(1)* %out, i32 %tid
|
|
%load = load i64, i64 addrspace(1)* %gep.in
|
|
%srl = lshr i64 %load, 32
|
|
%trunc = trunc i64 %srl to i8
|
|
store i8 %trunc, i8 addrspace(1)* %gep.out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}truncate_kernarg_i64_to_i8:
|
|
; SI: s_load_dword s
|
|
; SI: buffer_store_byte v
|
|
define void @truncate_kernarg_i64_to_i8(i8 addrspace(1)* %out, i64 %arg) nounwind {
|
|
%trunc = trunc i64 %arg to i8
|
|
store i8 %trunc, i8 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}truncate_buffer_load_i64_to_i8:
|
|
; SI: buffer_load_dword v
|
|
; SI: buffer_store_byte v
|
|
define void @truncate_buffer_load_i64_to_i8(i8 addrspace(1)* %out, i64 addrspace(1)* %in) nounwind {
|
|
%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
|
|
%gep.in = getelementptr i64, i64 addrspace(1)* %in, i32 %tid
|
|
%gep.out = getelementptr i8, i8 addrspace(1)* %out, i32 %tid
|
|
%load = load i64, i64 addrspace(1)* %gep.in
|
|
%trunc = trunc i64 %load to i8
|
|
store i8 %trunc, i8 addrspace(1)* %gep.out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}smrd_mask_i32_to_i16
|
|
; SI: s_load_dword [[LOAD:s[0-9]+]], s[{{[0-9]+}}:{{[0-9]+}}], 0x0
|
|
; SI: s_waitcnt lgkmcnt(0)
|
|
; SI: s_and_b32 s{{[0-9]+}}, [[LOAD]], 0xffff
|
|
define void @smrd_mask_i32_to_i16(i32 addrspace(1)* %out, i32 addrspace(2)* %in) {
|
|
entry:
|
|
%val = load i32, i32 addrspace(2)* %in
|
|
%mask = and i32 %val, 65535
|
|
store i32 %mask, i32 addrspace(1)* %out
|
|
ret void
|
|
}
|