-; RUN: llc -mtriple=aarch64-none-linux-gnu < %s | FileCheck %s
+; RUN: llc -mtriple=aarch64-none-linux-gnu < %s | FileCheck %s --check-prefix=CHECK
; First, a simple example from Clang. The registers could plausibly be
; different, but probably won't be.
define [1 x i64] @from_clang([1 x i64] %f.coerce, i32 %n) nounwind readnone {
; CHECK-LABEL: from_clang:
-; CHECK: bfi w0, w1, #3, #4
-; CHECK-NEXT: ret
+; CHECK: bfi {{w[0-9]+}}, {{w[0-9]+}}, #3, #4
entry:
%f.coerce.fca.0.extract = extractvalue [1 x i64] %f.coerce, 0
define void @test_whole32(i32* %existing, i32* %new) {
; CHECK-LABEL: test_whole32:
+
; CHECK: bfi {{w[0-9]+}}, {{w[0-9]+}}, #26, #5
- %oldval = load volatile i32* %existing
+ %oldval = load volatile i32, i32* %existing
%oldval_keep = and i32 %oldval, 2214592511 ; =0x83ffffff
- %newval = load volatile i32* %new
+ %newval = load volatile i32, i32* %new
%newval_shifted = shl i32 %newval, 26
%newval_masked = and i32 %newval_shifted, 2080374784 ; = 0x7c000000
; CHECK-NOT: and
; CHECK: ret
- %oldval = load volatile i64* %existing
+ %oldval = load volatile i64, i64* %existing
%oldval_keep = and i64 %oldval, 18446742974265032703 ; = 0xffffff0003ffffffL
- %newval = load volatile i64* %new
+ %newval = load volatile i64, i64* %new
%newval_shifted = shl i64 %newval, 26
%newval_masked = and i64 %newval_shifted, 1099444518912 ; = 0xfffc000000
define void @test_whole32_from64(i64* %existing, i64* %new) {
; CHECK-LABEL: test_whole32_from64:
-; CHECK: bfi {{w[0-9]+}}, {{w[0-9]+}}, #{{0|16}}, #16
-; CHECK-NOT: and
+
+
+; CHECK: bfxil {{x[0-9]+}}, {{x[0-9]+}}, #0, #16
+
; CHECK: ret
- %oldval = load volatile i64* %existing
+ %oldval = load volatile i64, i64* %existing
%oldval_keep = and i64 %oldval, 4294901760 ; = 0xffff0000
- %newval = load volatile i64* %new
+ %newval = load volatile i64, i64* %new
%newval_masked = and i64 %newval, 65535 ; = 0xffff
%combined = or i64 %oldval_keep, %newval_masked
define void @test_32bit_masked(i32 *%existing, i32 *%new) {
; CHECK-LABEL: test_32bit_masked:
+
+; CHECK: and
; CHECK: bfi [[INSERT:w[0-9]+]], {{w[0-9]+}}, #3, #4
-; CHECK: and {{w[0-9]+}}, [[INSERT]], #0xff
- %oldval = load volatile i32* %existing
+ %oldval = load volatile i32, i32* %existing
%oldval_keep = and i32 %oldval, 135 ; = 0x87
- %newval = load volatile i32* %new
+ %newval = load volatile i32, i32* %new
%newval_shifted = shl i32 %newval, 3
%newval_masked = and i32 %newval_shifted, 120 ; = 0x78
define void @test_64bit_masked(i64 *%existing, i64 *%new) {
; CHECK-LABEL: test_64bit_masked:
+; CHECK: and
; CHECK: bfi [[INSERT:x[0-9]+]], {{x[0-9]+}}, #40, #8
-; CHECK: and {{x[0-9]+}}, [[INSERT]], #0xffff00000000
- %oldval = load volatile i64* %existing
+ %oldval = load volatile i64, i64* %existing
%oldval_keep = and i64 %oldval, 1095216660480 ; = 0xff_0000_0000
- %newval = load volatile i64* %new
+ %newval = load volatile i64, i64* %new
%newval_shifted = shl i64 %newval, 40
%newval_masked = and i64 %newval_shifted, 280375465082880 ; = 0xff00_0000_0000
; Mask is too complicated for literal ANDwwi, make sure other avenues are tried.
define void @test_32bit_complexmask(i32 *%existing, i32 *%new) {
; CHECK-LABEL: test_32bit_complexmask:
+
+; CHECK: and
; CHECK: bfi {{w[0-9]+}}, {{w[0-9]+}}, #3, #4
-; CHECK: and {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}
- %oldval = load volatile i32* %existing
+ %oldval = load volatile i32, i32* %existing
%oldval_keep = and i32 %oldval, 647 ; = 0x287
- %newval = load volatile i32* %new
+ %newval = load volatile i32, i32* %new
%newval_shifted = shl i32 %newval, 3
%newval_masked = and i32 %newval_shifted, 120 ; = 0x278
define void @test_32bit_badmask(i32 *%existing, i32 *%new) {
; CHECK-LABEL: test_32bit_badmask:
; CHECK-NOT: bfi
+; CHECK-NOT: bfm
; CHECK: ret
- %oldval = load volatile i32* %existing
+ %oldval = load volatile i32, i32* %existing
%oldval_keep = and i32 %oldval, 135 ; = 0x87
- %newval = load volatile i32* %new
+ %newval = load volatile i32, i32* %new
%newval_shifted = shl i32 %newval, 3
%newval_masked = and i32 %newval_shifted, 632 ; = 0x278
define void @test_64bit_badmask(i64 *%existing, i64 *%new) {
; CHECK-LABEL: test_64bit_badmask:
; CHECK-NOT: bfi
+; CHECK-NOT: bfm
; CHECK: ret
- %oldval = load volatile i64* %existing
+ %oldval = load volatile i64, i64* %existing
%oldval_keep = and i64 %oldval, 135 ; = 0x87
- %newval = load volatile i64* %new
+ %newval = load volatile i64, i64* %new
%newval_shifted = shl i64 %newval, 3
%newval_masked = and i64 %newval_shifted, 664 ; = 0x278
define void @test_32bit_with_shr(i32* %existing, i32* %new) {
; CHECK-LABEL: test_32bit_with_shr:
- %oldval = load volatile i32* %existing
+ %oldval = load volatile i32, i32* %existing
%oldval_keep = and i32 %oldval, 2214592511 ; =0x83ffffff
- %newval = load i32* %new
+ %newval = load i32, i32* %new
%newval_shifted = shl i32 %newval, 12
%newval_masked = and i32 %newval_shifted, 2080374784 ; = 0x7c000000
%combined = or i32 %oldval_keep, %newval_masked
store volatile i32 %combined, i32* %existing
; CHECK: lsr [[BIT:w[0-9]+]], {{w[0-9]+}}, #14
-; CHECK: bfi {{w[0-9]}}, [[BIT]], #26, #5
+; CHECK: bfi {{w[0-9]+}}, [[BIT]], #26, #5
ret void
}
-