diff options
Diffstat (limited to 'test/CodeGen/AArch64/bitfield-insert.ll')
-rw-r--r-- | test/CodeGen/AArch64/bitfield-insert.ll | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/test/CodeGen/AArch64/bitfield-insert.ll b/test/CodeGen/AArch64/bitfield-insert.ll index 1f046087abc0..2369a55aa92d 100644 --- a/test/CodeGen/AArch64/bitfield-insert.ll +++ b/test/CodeGen/AArch64/bitfield-insert.ll @@ -1,4 +1,4 @@ -; 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. @@ -7,8 +7,7 @@ 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 @@ -26,6 +25,7 @@ entry: 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 @@ -62,8 +62,10 @@ define void @test_whole64(i64* %existing, i64* %new) { 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 @@ -80,8 +82,9 @@ define void @test_whole32_from64(i64* %existing, i64* %new) { 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_keep = and i32 %oldval, 135 ; = 0x87 @@ -98,8 +101,8 @@ define void @test_32bit_masked(i32 *%existing, i32 *%new) { 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_keep = and i64 %oldval, 1095216660480 ; = 0xff_0000_0000 @@ -117,8 +120,9 @@ define void @test_64bit_masked(i64 *%existing, i64 *%new) { ; 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_keep = and i32 %oldval, 647 ; = 0x287 @@ -137,6 +141,7 @@ define void @test_32bit_complexmask(i32 *%existing, i32 *%new) { 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 @@ -156,6 +161,7 @@ define void @test_32bit_badmask(i32 *%existing, i32 *%new) { 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 @@ -186,8 +192,7 @@ define void @test_32bit_with_shr(i32* %existing, i32* %new) { %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 } - |