X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2FCodeGen%2FAArch64%2Fbitfield-insert.ll;h=9b731fa72a470255ebf9a2f013aee19ba4218282;hb=d8319655f209cf2605a61d4a60b779e51baa29cc;hp=47aa5b09572dcc64becdb1349fb99df18a88879c;hpb=b62ba5eca09b8bf196093279f6c8911d5f90c7cc;p=oota-llvm.git diff --git a/test/CodeGen/AArch64/bitfield-insert.ll b/test/CodeGen/AArch64/bitfield-insert.ll index 47aa5b09572..9b731fa72a4 100644 --- a/test/CodeGen/AArch64/bitfield-insert.ll +++ b/test/CodeGen/AArch64/bitfield-insert.ll @@ -1,5 +1,4 @@ -; RUN: llc -mtriple=aarch64-none-linux-gnu < %s | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-AARCH64 -; RUN: llc -mtriple=arm64-none-linux-gnu < %s | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-ARM64 +; 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. @@ -8,10 +7,7 @@ define [1 x i64] @from_clang([1 x i64] %f.coerce, i32 %n) nounwind readnone { ; CHECK-LABEL: from_clang: -; CHECK-AARCH64: bfi w0, w1, #3, #4 -; CHECK-ARCH64-NEXT: ret - -; CHECK-ARM64: bfm {{w[0-9]+}}, {{w[0-9]+}}, #29, #3 +; CHECK: bfi {{w[0-9]+}}, {{w[0-9]+}}, #3, #4 entry: %f.coerce.fca.0.extract = extractvalue [1 x i64] %f.coerce, 0 @@ -30,13 +26,12 @@ entry: define void @test_whole32(i32* %existing, i32* %new) { ; CHECK-LABEL: test_whole32: -; CHECK-AARCH64: bfi {{w[0-9]+}}, {{w[0-9]+}}, #26, #5 -; CHECK-ARM64: bfm {{w[0-9]+}}, {{w[0-9]+}}, #6, #4 +; 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 @@ -48,15 +43,14 @@ define void @test_whole32(i32* %existing, i32* %new) { define void @test_whole64(i64* %existing, i64* %new) { ; CHECK-LABEL: test_whole64: -; CHECK-AARCH64: bfi {{x[0-9]+}}, {{x[0-9]+}}, #26, #14 -; CHECK-ARM64: bfm {{x[0-9]+}}, {{x[0-9]+}}, #38, #13 +; CHECK: bfi {{x[0-9]+}}, {{x[0-9]+}}, #26, #14 ; 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 @@ -69,16 +63,15 @@ define void @test_whole64(i64* %existing, i64* %new) { define void @test_whole32_from64(i64* %existing, i64* %new) { ; CHECK-LABEL: test_whole32_from64: -; CHECK-AARCH64: bfi {{w[0-9]+}}, {{w[0-9]+}}, #{{0|16}}, #16 -; CHECK-AARCH64-NOT: and -; CHECK-ARM64: bfm {{x[0-9]+}}, {{x[0-9]+}}, #0, #15 + +; 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 @@ -90,16 +83,13 @@ define void @test_whole32_from64(i64* %existing, i64* %new) { define void @test_32bit_masked(i32 *%existing, i32 *%new) { ; CHECK-LABEL: test_32bit_masked: -; CHECK-AARCH64: bfi [[INSERT:w[0-9]+]], {{w[0-9]+}}, #3, #4 -; CHECK-AARCH64: and {{w[0-9]+}}, [[INSERT]], #0xff - -; CHECK-ARM64: and -; CHECK-ARM64: bfm {{w[0-9]+}}, {{w[0-9]+}}, #29, #3 +; CHECK: and +; CHECK: bfi [[INSERT:w[0-9]+]], {{w[0-9]+}}, #3, #4 - %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 @@ -111,16 +101,13 @@ define void @test_32bit_masked(i32 *%existing, i32 *%new) { define void @test_64bit_masked(i64 *%existing, i64 *%new) { ; CHECK-LABEL: test_64bit_masked: -; CHECK-AARCH64: bfi [[INSERT:x[0-9]+]], {{x[0-9]+}}, #40, #8 -; CHECK-AARCH64: and {{x[0-9]+}}, [[INSERT]], #0xffff00000000 +; CHECK: and +; CHECK: bfi [[INSERT:x[0-9]+]], {{x[0-9]+}}, #40, #8 -; CHECK-ARM64: and -; CHECK-ARM64: bfm {{x[0-9]+}}, {{x[0-9]+}}, #24, #7 - - %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 @@ -134,16 +121,13 @@ define void @test_64bit_masked(i64 *%existing, i64 *%new) { define void @test_32bit_complexmask(i32 *%existing, i32 *%new) { ; CHECK-LABEL: test_32bit_complexmask: -; CHECK-AARCH64: bfi {{w[0-9]+}}, {{w[0-9]+}}, #3, #4 -; CHECK-AARCH64: and {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}} - -; CHECK-ARM64: and -; CHECK-ARM64: bfm {{w[0-9]+}}, {{w[0-9]+}}, #29, #3 +; CHECK: and +; CHECK: bfi {{w[0-9]+}}, {{w[0-9]+}}, #3, #4 - %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 @@ -160,10 +144,10 @@ define void @test_32bit_badmask(i32 *%existing, i32 *%new) { ; 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 @@ -180,10 +164,10 @@ define void @test_64bit_badmask(i64 *%existing, i64 *%new) { ; 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 @@ -198,18 +182,17 @@ define void @test_64bit_badmask(i64 *%existing, i64 *%new) { 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-AARCH64: bfi {{w[0-9]+}}, [[BIT]], #26, #5 -; CHECK-ARM64: bfm {{w[0-9]+}}, [[BIT]], #6, #4 +; CHECK: bfi {{w[0-9]+}}, [[BIT]], #26, #5 ret void }