Mercurial > hg > CbC > CbC_llvm
diff test/CodeGen/AArch64/sdivpow2.ll @ 147:c2174574ed3a
LLVM 10
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
---|---|
date | Wed, 14 Aug 2019 16:55:33 +0900 |
parents | 60c9769439b8 |
children |
line wrap: on
line diff
--- a/test/CodeGen/AArch64/sdivpow2.ll Sat Feb 17 09:57:20 2018 +0900 +++ b/test/CodeGen/AArch64/sdivpow2.ll Wed Aug 14 16:55:33 2019 +0900 @@ -1,73 +1,88 @@ -; RUN: llc -mtriple=arm64-linux-gnu -fast-isel=0 -verify-machineinstrs < %s | FileCheck %s -; RUN: llc -mtriple=arm64-linux-gnu -fast-isel=1 -verify-machineinstrs < %s | FileCheck %s +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py +; RUN: llc -mtriple=aarch64-linux-gnu -fast-isel=0 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK,ISEL +; RUN: llc -mtriple=aarch64-linux-gnu -fast-isel=1 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK,FAST define i32 @test1(i32 %x) { -; CHECK-LABEL: test1 -; CHECK: add w8, w0, #7 -; CHECK: cmp w0, #0 -; CHECK: csel w8, w8, w0, lt -; CHECK: asr w0, w8, #3 +; CHECK-LABEL: test1: +; CHECK: // %bb.0: +; CHECK-NEXT: add w8, w0, #7 // =7 +; CHECK-NEXT: cmp w0, #0 // =0 +; CHECK-NEXT: csel w8, w8, w0, lt +; CHECK-NEXT: asr w0, w8, #3 +; CHECK-NEXT: ret %div = sdiv i32 %x, 8 ret i32 %div } define i32 @test2(i32 %x) { -; CHECK-LABEL: test2 -; CHECK: add w8, w0, #7 -; CHECK: cmp w0, #0 -; CHECK: csel w8, w8, w0, lt -; CHECK: neg w0, w8, asr #3 +; CHECK-LABEL: test2: +; CHECK: // %bb.0: +; CHECK-NEXT: add w8, w0, #7 // =7 +; CHECK-NEXT: cmp w0, #0 // =0 +; CHECK-NEXT: csel w8, w8, w0, lt +; CHECK-NEXT: neg w0, w8, asr #3 +; CHECK-NEXT: ret %div = sdiv i32 %x, -8 ret i32 %div } define i32 @test3(i32 %x) { -; CHECK-LABEL: test3 -; CHECK: add w8, w0, #31 -; CHECK: cmp w0, #0 -; CHECK: csel w8, w8, w0, lt -; CHECK: asr w0, w8, #5 +; CHECK-LABEL: test3: +; CHECK: // %bb.0: +; CHECK-NEXT: add w8, w0, #31 // =31 +; CHECK-NEXT: cmp w0, #0 // =0 +; CHECK-NEXT: csel w8, w8, w0, lt +; CHECK-NEXT: asr w0, w8, #5 +; CHECK-NEXT: ret %div = sdiv i32 %x, 32 ret i32 %div } define i64 @test4(i64 %x) { -; CHECK-LABEL: test4 -; CHECK: add x8, x0, #7 -; CHECK: cmp x0, #0 -; CHECK: csel x8, x8, x0, lt -; CHECK: asr x0, x8, #3 +; CHECK-LABEL: test4: +; CHECK: // %bb.0: +; CHECK-NEXT: add x8, x0, #7 // =7 +; CHECK-NEXT: cmp x0, #0 // =0 +; CHECK-NEXT: csel x8, x8, x0, lt +; CHECK-NEXT: asr x0, x8, #3 +; CHECK-NEXT: ret %div = sdiv i64 %x, 8 ret i64 %div } define i64 @test5(i64 %x) { -; CHECK-LABEL: test5 -; CHECK: add x8, x0, #7 -; CHECK: cmp x0, #0 -; CHECK: csel x8, x8, x0, lt -; CHECK: neg x0, x8, asr #3 +; CHECK-LABEL: test5: +; CHECK: // %bb.0: +; CHECK-NEXT: add x8, x0, #7 // =7 +; CHECK-NEXT: cmp x0, #0 // =0 +; CHECK-NEXT: csel x8, x8, x0, lt +; CHECK-NEXT: neg x0, x8, asr #3 +; CHECK-NEXT: ret %div = sdiv i64 %x, -8 ret i64 %div } define i64 @test6(i64 %x) { -; CHECK-LABEL: test6 -; CHECK: add x8, x0, #63 -; CHECK: cmp x0, #0 -; CHECK: csel x8, x8, x0, lt -; CHECK: asr x0, x8, #6 +; CHECK-LABEL: test6: +; CHECK: // %bb.0: +; CHECK-NEXT: add x8, x0, #63 // =63 +; CHECK-NEXT: cmp x0, #0 // =0 +; CHECK-NEXT: csel x8, x8, x0, lt +; CHECK-NEXT: asr x0, x8, #6 +; CHECK-NEXT: ret %div = sdiv i64 %x, 64 ret i64 %div } define i64 @test7(i64 %x) { -; CHECK-LABEL: test7 -; CHECK: orr [[REG:x[0-9]+]], xzr, #0xffffffffffff -; CHECK: add x8, x0, [[REG]] -; CHECK: cmp x0, #0 -; CHECK: csel x8, x8, x0, lt -; CHECK: asr x0, x8, #48 +; CHECK-LABEL: test7: +; CHECK: // %bb.0: +; CHECK-NEXT: mov x8, #281474976710655 +; CHECK-NEXT: add x8, x0, x8 +; CHECK-NEXT: cmp x0, #0 // =0 +; CHECK-NEXT: csel x8, x8, x0, lt +; CHECK-NEXT: asr x0, x8, #48 +; CHECK-NEXT: ret %div = sdiv i64 %x, 281474976710656 ret i64 %div }