mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-02 11:30:10 +00:00
This pass attempts to fold the source operands of mov and copy instructions into their uses. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222581 91177308-0d34-0410-b5e6-96231b3b80d8
121 lines
4.5 KiB
LLVM
121 lines
4.5 KiB
LLVM
; RUN: llc -march=r600 -mcpu=cypress < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
|
|
; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs< %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
|
|
|
|
; FUNC-LABEL: {{^}}anyext_load_i8:
|
|
; EG: AND_INT
|
|
; EG: 255
|
|
define void @anyext_load_i8(i8 addrspace(1)* nocapture noalias %out, i8 addrspace(1)* nocapture noalias %src) nounwind {
|
|
%cast = bitcast i8 addrspace(1)* %src to i32 addrspace(1)*
|
|
%load = load i32 addrspace(1)* %cast, align 1
|
|
%x = bitcast i32 %load to <4 x i8>
|
|
%castOut = bitcast i8 addrspace(1)* %out to <4 x i8> addrspace(1)*
|
|
store <4 x i8> %x, <4 x i8> addrspace(1)* %castOut, align 1
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}anyext_load_i16:
|
|
; EG: AND_INT
|
|
; EG: AND_INT
|
|
; EG-DAG: 65535
|
|
; EG-DAG: -65536
|
|
define void @anyext_load_i16(i16 addrspace(1)* nocapture noalias %out, i16 addrspace(1)* nocapture noalias %src) nounwind {
|
|
%cast = bitcast i16 addrspace(1)* %src to i32 addrspace(1)*
|
|
%load = load i32 addrspace(1)* %cast, align 1
|
|
%x = bitcast i32 %load to <2 x i16>
|
|
%castOut = bitcast i16 addrspace(1)* %out to <2 x i16> addrspace(1)*
|
|
store <2 x i16> %x, <2 x i16> addrspace(1)* %castOut, align 1
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}anyext_load_lds_i8:
|
|
; EG: AND_INT
|
|
; EG: 255
|
|
define void @anyext_load_lds_i8(i8 addrspace(3)* nocapture noalias %out, i8 addrspace(3)* nocapture noalias %src) nounwind {
|
|
%cast = bitcast i8 addrspace(3)* %src to i32 addrspace(3)*
|
|
%load = load i32 addrspace(3)* %cast, align 1
|
|
%x = bitcast i32 %load to <4 x i8>
|
|
%castOut = bitcast i8 addrspace(3)* %out to <4 x i8> addrspace(3)*
|
|
store <4 x i8> %x, <4 x i8> addrspace(3)* %castOut, align 1
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}anyext_load_lds_i16:
|
|
; EG: AND_INT
|
|
; EG: AND_INT
|
|
; EG-DAG: 65535
|
|
; EG-DAG: -65536
|
|
define void @anyext_load_lds_i16(i16 addrspace(3)* nocapture noalias %out, i16 addrspace(3)* nocapture noalias %src) nounwind {
|
|
%cast = bitcast i16 addrspace(3)* %src to i32 addrspace(3)*
|
|
%load = load i32 addrspace(3)* %cast, align 1
|
|
%x = bitcast i32 %load to <2 x i16>
|
|
%castOut = bitcast i16 addrspace(3)* %out to <2 x i16> addrspace(3)*
|
|
store <2 x i16> %x, <2 x i16> addrspace(3)* %castOut, align 1
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sextload_global_i8_to_i64:
|
|
; SI: buffer_load_sbyte [[LOAD:v[0-9]+]],
|
|
; SI: v_ashrrev_i32_e32 v{{[0-9]+}}, 31, [[LOAD]]
|
|
; SI: buffer_store_dwordx2
|
|
define void @sextload_global_i8_to_i64(i64 addrspace(1)* %out, i8 addrspace(1)* %in) nounwind {
|
|
%a = load i8 addrspace(1)* %in, align 8
|
|
%ext = sext i8 %a to i64
|
|
store i64 %ext, i64 addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sextload_global_i16_to_i64:
|
|
; SI: buffer_load_sshort [[LOAD:v[0-9]+]],
|
|
; SI: v_ashrrev_i32_e32 v{{[0-9]+}}, 31, [[LOAD]]
|
|
; SI: buffer_store_dwordx2
|
|
define void @sextload_global_i16_to_i64(i64 addrspace(1)* %out, i16 addrspace(1)* %in) nounwind {
|
|
%a = load i16 addrspace(1)* %in, align 8
|
|
%ext = sext i16 %a to i64
|
|
store i64 %ext, i64 addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sextload_global_i32_to_i64:
|
|
; SI: buffer_load_dword [[LOAD:v[0-9]+]],
|
|
; SI: v_ashrrev_i32_e32 v{{[0-9]+}}, 31, [[LOAD]]
|
|
; SI: buffer_store_dwordx2
|
|
define void @sextload_global_i32_to_i64(i64 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
|
|
%a = load i32 addrspace(1)* %in, align 8
|
|
%ext = sext i32 %a to i64
|
|
store i64 %ext, i64 addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}zextload_global_i8_to_i64:
|
|
; SI: buffer_load_ubyte v[[LO:[0-9]+]],
|
|
; SI: v_mov_b32_e32 v[[HI:[0-9]+]], 0{{$}}
|
|
; SI: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]]
|
|
define void @zextload_global_i8_to_i64(i64 addrspace(1)* %out, i8 addrspace(1)* %in) nounwind {
|
|
%a = load i8 addrspace(1)* %in, align 8
|
|
%ext = zext i8 %a to i64
|
|
store i64 %ext, i64 addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}zextload_global_i16_to_i64:
|
|
; SI: buffer_load_ushort v[[LO:[0-9]+]],
|
|
; SI: v_mov_b32_e32 v[[HI:[0-9]+]], 0{{$}}
|
|
; SI: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]]
|
|
define void @zextload_global_i16_to_i64(i64 addrspace(1)* %out, i16 addrspace(1)* %in) nounwind {
|
|
%a = load i16 addrspace(1)* %in, align 8
|
|
%ext = zext i16 %a to i64
|
|
store i64 %ext, i64 addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}zextload_global_i32_to_i64:
|
|
; SI: buffer_load_dword v[[LO:[0-9]+]],
|
|
; SI: v_mov_b32_e32 v[[HI:[0-9]+]], 0{{$}}
|
|
; SI: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]]
|
|
define void @zextload_global_i32_to_i64(i64 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
|
|
%a = load i32 addrspace(1)* %in, align 8
|
|
%ext = zext i32 %a to i64
|
|
store i64 %ext, i64 addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|