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; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
; Test that materialization constants that are the bit reversed of
; inline immediates are replaced with bfrev of the inline immediate to
; save code size.
; GCN-LABEL: {{^}}materialize_0_i32:
; GCN: v_mov_b32_e32 [[K:v[0-9]+]], 0{{$}}
; GCN: buffer_store_dword [[K]]
define void @materialize_0_i32(i32 addrspace(1)* %out) {
store i32 0, i32 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_0_i64:
; GCN: v_mov_b32_e32 v[[LOK:[0-9]+]], 0{{$}}
; GCN: v_mov_b32_e32 v[[HIK:[0-9]+]], v[[LOK]]{{$}}
; GCN: buffer_store_dwordx2 v{{\[}}[[LOK]]:[[HIK]]{{\]}}
define void @materialize_0_i64(i64 addrspace(1)* %out) {
store i64 0, i64 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_neg1_i32:
; GCN: v_mov_b32_e32 [[K:v[0-9]+]], -1{{$}}
; GCN: buffer_store_dword [[K]]
define void @materialize_neg1_i32(i32 addrspace(1)* %out) {
store i32 -1, i32 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_neg1_i64:
; GCN: v_mov_b32_e32 v[[LOK:[0-9]+]], -1{{$}}
; GCN: v_mov_b32_e32 v[[HIK:[0-9]+]], v[[LOK]]{{$}}
; GCN: buffer_store_dwordx2 v{{\[}}[[LOK]]:[[HIK]]{{\]}}
define void @materialize_neg1_i64(i64 addrspace(1)* %out) {
store i64 -1, i64 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_signbit_i32:
; GCN: v_bfrev_b32_e32 [[K:v[0-9]+]], 1{{$}}
; GCN: buffer_store_dword [[K]]
define void @materialize_signbit_i32(i32 addrspace(1)* %out) {
store i32 -2147483648, i32 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_signbit_i64:
; GCN-DAG: v_mov_b32_e32 v[[LOK:[0-9]+]], 0{{$}}
; GCN-DAG: v_bfrev_b32_e32 v[[HIK:[0-9]+]], 1{{$}}
; GCN: buffer_store_dwordx2 v{{\[}}[[LOK]]:[[HIK]]{{\]}}
define void @materialize_signbit_i64(i64 addrspace(1)* %out) {
store i64 -9223372036854775808, i64 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_neg16_i32:
; GCN: v_bfrev_b32_e32 [[K:v[0-9]+]], -16{{$}}
; GCN: buffer_store_dword [[K]]
define void @materialize_rev_neg16_i32(i32 addrspace(1)* %out) {
store i32 268435455, i32 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_neg16_i64:
; GCN-DAG: v_mov_b32_e32 v[[LOK:[0-9]+]], -1{{$}}
; GCN-DAG: v_bfrev_b32_e32 v[[HIK:[0-9]+]], -16{{$}}
; GCN: buffer_store_dwordx2 v{{\[}}[[LOK]]:[[HIK]]{{\]}}
define void @materialize_rev_neg16_i64(i64 addrspace(1)* %out) {
store i64 1152921504606846975, i64 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_neg17_i32:
; GCN: v_mov_b32_e32 [[K:v[0-9]+]], 0xf7ffffff{{$}}
; GCN: buffer_store_dword [[K]]
define void @materialize_rev_neg17_i32(i32 addrspace(1)* %out) {
store i32 -134217729, i32 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_neg17_i64:
; GCN-DAG: v_mov_b32_e32 v[[LOK:[0-9]+]], -1{{$}}
; GCN-DAG: v_mov_b32_e32 v[[HIK:[0-9]+]], 0xf7ffffff{{$}}
; GCN: buffer_store_dwordx2 v{{\[}}[[LOK]]:[[HIK]]{{\]}}
define void @materialize_rev_neg17_i64(i64 addrspace(1)* %out) {
store i64 -576460752303423489, i64 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_64_i32:
; GCN: v_bfrev_b32_e32 [[K:v[0-9]+]], 64{{$}}
; GCN: buffer_store_dword [[K]]
define void @materialize_rev_64_i32(i32 addrspace(1)* %out) {
store i32 33554432, i32 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_64_i64:
; GCN-DAG: v_mov_b32_e32 v[[LOK:[0-9]+]], 0{{$}}
; GCN-DAG: v_bfrev_b32_e32 v[[HIK:[0-9]+]], 64{{$}}
; GCN: buffer_store_dwordx2 v{{\[}}[[LOK]]:[[HIK]]{{\]}}
define void @materialize_rev_64_i64(i64 addrspace(1)* %out) {
store i64 144115188075855872, i64 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_65_i32:
; GCN: v_mov_b32_e32 [[K:v[0-9]+]], 0x82000000{{$}}
; GCN: buffer_store_dword [[K]]
define void @materialize_rev_65_i32(i32 addrspace(1)* %out) {
store i32 -2113929216, i32 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_65_i64:
; GCN-DAG: v_mov_b32_e32 v[[LOK:[0-9]+]], 0{{$}}
; GCN-DAG: v_mov_b32_e32 v[[HIK:[0-9]+]], 0x82000000{{$}}
; GCN: buffer_store_dwordx2 v{{\[}}[[LOK]]:[[HIK]]{{\]}}
define void @materialize_rev_65_i64(i64 addrspace(1)* %out) {
store i64 -9079256848778919936, i64 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_3_i32:
; GCN: v_mov_b32_e32 [[K:v[0-9]+]], -2.0{{$}}
; GCN: buffer_store_dword [[K]]
define void @materialize_rev_3_i32(i32 addrspace(1)* %out) {
store i32 -1073741824, i32 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_3_i64:
; GCN-DAG: v_mov_b32_e32 v[[LOK:[0-9]+]], 0{{$}}
; GCN-DAG: v_mov_b32_e32 v[[HIK:[0-9]+]], -2.0{{$}}
; GCN: buffer_store_dwordx2 v{{\[}}[[LOK]]:[[HIK]]{{\]}}
define void @materialize_rev_3_i64(i64 addrspace(1)* %out) {
store i64 -4611686018427387904, i64 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_1.0_i32:
; GCN: v_mov_b32_e32 [[K:v[0-9]+]], 0x1fc{{$}}
; GCN: buffer_store_dword [[K]]
define void @materialize_rev_1.0_i32(i32 addrspace(1)* %out) {
store i32 508, i32 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}materialize_rev_1.0_i64:
; GCN-DAG: v_mov_b32_e32 v[[LOK:[0-9]+]], 0x1fc{{$}}
; GCN-DAG: v_mov_b32_e32 v[[HIK:[0-9]+]], 0{{$}}
; GCN: buffer_store_dwordx2 v{{\[}}[[LOK]]:[[HIK]]{{\]}}
define void @materialize_rev_1.0_i64(i64 addrspace(1)* %out) {
store i64 508, i64 addrspace(1)* %out
ret void
}
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