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[X86] Autogenerate complete checks. NFC 

llvm-svn: 357844
This commit is contained in:
Craig Topper 2019-04-06 18:00:41 +00:00
parent af1cbdd3ba
commit 9d7379c250
1 changed files with 30 additions and 16 deletions
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46
llvm/test/CodeGen/X86/fold-and-shift.ll
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@ -1,11 +1,14 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-- | FileCheck %s
define i32 @t1(i8* %X, i32 %i) {
; CHECK-LABEL: t1:
; CHECK-NOT: and
; CHECK: movzbl
; CHECK: movl (%{{...}},%{{...}},4),
; CHECK: ret
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
; CHECK-NEXT: movzbl %cl, %ecx
; CHECK-NEXT: movl (%eax,%ecx,4), %eax
; CHECK-NEXT: retl
entry:
%tmp2 = shl i32 %i, 2
@ -18,10 +21,12 @@ entry:
define i32 @t2(i16* %X, i32 %i) {
; CHECK-LABEL: t2:
; CHECK-NOT: and
; CHECK: movzwl
; CHECK: movl (%{{...}},%{{...}},4),
; CHECK: ret
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
; CHECK-NEXT: movzwl %cx, %ecx
; CHECK-NEXT: movl (%eax,%ecx,4), %eax
; CHECK-NEXT: retl
entry:
%tmp2 = shl i32 %i, 1
@ -40,10 +45,14 @@ define i32 @t3(i16* %i.ptr, i32* %arr) {
; the function, the DAG can get confusing trying to re-use both of them and
; prevent easy analysis of the mask in order to match this.
; CHECK-LABEL: t3:
; CHECK-NOT: and
; CHECK: shrl
; CHECK: addl (%{{...}},%{{...}},4),
; CHECK: ret
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT: movzwl (%eax), %eax
; CHECK-NEXT: movl %eax, %edx
; CHECK-NEXT: shrl $11, %edx
; CHECK-NEXT: addl (%ecx,%edx,4), %eax
; CHECK-NEXT: retl
entry:
%i = load i16, i16* %i.ptr
@ -59,10 +68,15 @@ define i32 @t4(i16* %i.ptr, i32* %arr) {
; A version of @t3 that has more zero extends and more re-use of intermediate
; values. This exercise slightly different bits of canonicalization.
; CHECK-LABEL: t4:
; CHECK-NOT: and
; CHECK: shrl
; CHECK: addl (%{{...}},%{{...}},4),
; CHECK: ret
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT: movzwl (%eax), %eax
; CHECK-NEXT: movl %eax, %edx
; CHECK-NEXT: shrl $11, %edx
; CHECK-NEXT: addl (%ecx,%edx,4), %eax
; CHECK-NEXT: addl %edx, %eax
; CHECK-NEXT: retl
entry:
%i = load i16, i16* %i.ptr