[AArch64] Regenerate SDIV tests

Will make codegen diffs much easier to grok in a future patch

llvm-svn: 336786

2 files changed, 92 insertions, 64 deletions

diff --git a/llvm/test/CodeGen/AArch64/fast-isel-sdiv.ll b/llvm/test/CodeGen/AArch64/fast-isel-sdiv.ll
index 3c8de43af6c..5d8d549d693 100644
--- a/llvm/test/CodeGen/AArch64/fast-isel-sdiv.ll
+++ b/llvm/test/CodeGen/AArch64/fast-isel-sdiv.ll
@@ -1,56 +1,69 @@
-; RUN: llc -mtriple=aarch64-apple-darwin                             -verify-machineinstrs < %s | FileCheck %s
-; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s | FileCheck %s
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=aarch64-linux-gnu                               -verify-machineinstrs < %s | FileCheck %s --check-prefix=CHECK,ISEL
+; RUN: llc -mtriple=aarch64-linux-gnu -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s | FileCheck %s --check-prefix=CHECK,FAST
 
 define i32 @sdiv_i32_exact(i32 %a) {
-; CHECK-LABEL: sdiv_i32_exact
-; CHECK:       asr {{w[0-9]+}}, w0, #3
+; CHECK-LABEL: sdiv_i32_exact:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    asr w0, w0, #3
+; CHECK-NEXT:    ret
   %1 = sdiv exact i32 %a, 8
   ret i32 %1
 }
 
 define i32 @sdiv_i32_pos(i32 %a) {
-; CHECK-LABEL: sdiv_i32_pos
-; CHECK:       add [[REG1:w[0-9]+]], w0, #7
-; CHECK-NEXT:  cmp w0, #0
-; CHECK-NEXT:  csel [[REG2:w[0-9]+]], [[REG1]], w0, lt
-; CHECK-NEXT:  asr {{w[0-9]+}}, [[REG2]], #3
+; CHECK-LABEL: sdiv_i32_pos:
+; 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
   %1 = sdiv i32 %a, 8
   ret i32 %1
 }
 
 define i32 @sdiv_i32_neg(i32 %a) {
-; CHECK-LABEL: sdiv_i32_neg
-; CHECK:       add [[REG1:w[0-9]+]], w0, #7
-; CHECK-NEXT:  cmp w0, #0
-; CHECK-NEXT:  csel [[REG2:w[0-9]+]], [[REG1]], w0, lt
-; CHECK-NEXT:  neg {{w[0-9]+}}, [[REG2]], asr #3
+; CHECK-LABEL: sdiv_i32_neg:
+; 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
   %1 = sdiv i32 %a, -8
   ret i32 %1
 }
 
 define i64 @sdiv_i64_exact(i64 %a) {
-; CHECK-LABEL: sdiv_i64_exact
-; CHECK:       asr {{x[0-9]+}}, x0, #4
+; CHECK-LABEL: sdiv_i64_exact:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    asr x0, x0, #4
+; CHECK-NEXT:    ret
   %1 = sdiv exact i64 %a, 16
   ret i64 %1
 }
 
 define i64 @sdiv_i64_pos(i64 %a) {
-; CHECK-LABEL: sdiv_i64_pos
-; CHECK:       add [[REG1:x[0-9]+]], x0, #15
-; CHECK-NEXT:  cmp x0, #0
-; CHECK-NEXT:  csel [[REG2:x[0-9]+]], [[REG1]], x0, lt
-; CHECK-NEXT:  asr {{x[0-9]+}}, [[REG2]], #4
+; CHECK-LABEL: sdiv_i64_pos:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    add x8, x0, #15 // =15
+; CHECK-NEXT:    cmp x0, #0 // =0
+; CHECK-NEXT:    csel x8, x8, x0, lt
+; CHECK-NEXT:    asr x0, x8, #4
+; CHECK-NEXT:    ret
   %1 = sdiv i64 %a, 16
   ret i64 %1
 }
 
 define i64 @sdiv_i64_neg(i64 %a) {
-; CHECK-LABEL: sdiv_i64_neg
-; CHECK:       add [[REG1:x[0-9]+]], x0, #15
-; CHECK-NEXT:  cmp x0, #0
-; CHECK-NEXT:  csel [[REG2:x[0-9]+]], [[REG1]], x0, lt
-; CHECK-NEXT:  neg {{x[0-9]+}}, [[REG2]], asr #4
+; CHECK-LABEL: sdiv_i64_neg:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    add x8, x0, #15 // =15
+; CHECK-NEXT:    cmp x0, #0 // =0
+; CHECK-NEXT:    csel x8, x8, x0, lt
+; CHECK-NEXT:    neg x0, x8, asr #4
+; CHECK-NEXT:    ret
   %1 = sdiv i64 %a, -16
   ret i64 %1
 }
diff --git a/llvm/test/CodeGen/AArch64/sdivpow2.ll b/llvm/test/CodeGen/AArch64/sdivpow2.ll
index 6c02ea9a467..dd1c21b75b0 100644
--- a/llvm/test/CodeGen/AArch64/sdivpow2.ll
+++ b/llvm/test/CodeGen/AArch64/sdivpow2.ll
@@ -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:    orr x8, xzr, #0xffffffffffff
+; 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
 }