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R600/SI: Add support for 64-bit LDS writes

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llvm-svn: 204274
This commit is contained in:
Matt Arsenault 2014-03-19 22:19:54 +00:00
parent 35f86bd433
commit a604a1a412
2 changed files with 79 additions and 1 deletions
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5
lib/Target/R600/SIInstructions.td
View File

@ -408,6 +408,8 @@ def DS_SUB_U32_RTN : DS_1A1D_RET <0x21, "DS_SUB_U32_RTN", VReg_32>;
def DS_WRITE_B32 : DS_Store_Helper <0x0000000d, "DS_WRITE_B32", VReg_32>;
def DS_WRITE_B8 : DS_Store_Helper <0x00000001e, "DS_WRITE_B8", VReg_32>;
def DS_WRITE_B16 : DS_Store_Helper <0x00000001f, "DS_WRITE_B16", VReg_32>;
def DS_WRITE_B64 : DS_Store_Helper <0x00000004d, "DS_WRITE_B64", VReg_64>;
def DS_READ_B32 : DS_Load_Helper <0x00000036, "DS_READ_B32", VReg_32>;
def DS_READ_I8 : DS_Load_Helper <0x00000039, "DS_READ_I8", VReg_32>;
def DS_READ_U8 : DS_Load_Helper <0x0000003a, "DS_READ_U8", VReg_32>;
@ -1942,7 +1944,7 @@ multiclass DSWritePat <DS inst, ValueType vt, PatFrag frag> {
>;
def : Pat <
(frag i32:$src1, i32:$src0),
(frag vt:$src1, i32:$src0),
(inst 0, $src0, $src1, 0)
>;
}
@ -1950,6 +1952,7 @@ multiclass DSWritePat <DS inst, ValueType vt, PatFrag frag> {
defm : DSWritePat <DS_WRITE_B8, i32, truncstorei8_local>;
defm : DSWritePat <DS_WRITE_B16, i32, truncstorei16_local>;
defm : DSWritePat <DS_WRITE_B32, i32, local_store>;
defm : DSWritePat <DS_WRITE_B64, i64, local_store>;
def : Pat <(atomic_load_add_local i32:$ptr, i32:$val),
(DS_ADD_U32_RTN 0, $ptr, $val, 0)>;

75
test/CodeGen/R600/local-64.ll
View File

@ -81,3 +81,78 @@ define void @local_f64_load_0_offset(double addrspace(1)* %out, double addrspace
store double %val, double addrspace(1)* %out, align 8
ret void
}
; SI-LABEL: @local_i64_store
; SI-NOT: ADD
; SI: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 56 [M0]
define void @local_i64_store(i64 addrspace(3)* %out) nounwind {
%gep = getelementptr i64 addrspace(3)* %out, i32 7
store i64 5678, i64 addrspace(3)* %gep, align 8
ret void
}
; SI-LABEL: @local_i64_store_0_offset
; SI-NOT: ADD
; SI: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 0 [M0]
define void @local_i64_store_0_offset(i64 addrspace(3)* %out) nounwind {
store i64 1234, i64 addrspace(3)* %out, align 8
ret void
}
; SI-LABEL: @local_f64_store
; SI-NOT: ADD
; SI: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 56 [M0]
define void @local_f64_store(double addrspace(3)* %out) nounwind {
%gep = getelementptr double addrspace(3)* %out, i32 7
store double 16.0, double addrspace(3)* %gep, align 8
ret void
}
; SI-LABEL: @local_f64_store_0_offset
; SI: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 0 [M0]
define void @local_f64_store_0_offset(double addrspace(3)* %out) nounwind {
store double 20.0, double addrspace(3)* %out, align 8
ret void
}
; SI-LABEL: @local_v2i64_store
; SI-NOT: ADD
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 120 [M0]
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 112 [M0]
define void @local_v2i64_store(<2 x i64> addrspace(3)* %out) nounwind {
%gep = getelementptr <2 x i64> addrspace(3)* %out, i32 7
store <2 x i64> <i64 5678, i64 5678>, <2 x i64> addrspace(3)* %gep, align 16
ret void
}
; SI-LABEL: @local_v2i64_store_0_offset
; SI-NOT: ADD
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 8 [M0]
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 0 [M0]
define void @local_v2i64_store_0_offset(<2 x i64> addrspace(3)* %out) nounwind {
store <2 x i64> <i64 1234, i64 1234>, <2 x i64> addrspace(3)* %out, align 16
ret void
}
; SI-LABEL: @local_v4i64_store
; SI-NOT: ADD
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 248 [M0]
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 240 [M0]
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 232 [M0]
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 224 [M0]
define void @local_v4i64_store(<4 x i64> addrspace(3)* %out) nounwind {
%gep = getelementptr <4 x i64> addrspace(3)* %out, i32 7
store <4 x i64> <i64 5678, i64 5678, i64 5678, i64 5678>, <4 x i64> addrspace(3)* %gep, align 16
ret void
}
; SI-LABEL: @local_v4i64_store_0_offset
; SI-NOT: ADD
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 24 [M0]
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 16 [M0]
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 8 [M0]
; SI-DAG: DS_WRITE_B64 v{{[0-9]+}}, {{v\[[0-9]+:[0-9]+\]}}, 0 [M0]
define void @local_v4i64_store_0_offset(<4 x i64> addrspace(3)* %out) nounwind {
store <4 x i64> <i64 1234, i64 1234, i64 1234, i64 1234>, <4 x i64> addrspace(3)* %out, align 16
ret void
}