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[x86] consolidate tests and auto-gen complete check lines; NFC

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The same test was duplicated in 2 files.
This commit is contained in:
Sanjay Patel 2022-03-29 14:53:41 -04:00
parent c1e614c8eb
commit 7f5c2f6a76
2 changed files with 41 additions and 23 deletions
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12
llvm/test/CodeGen/X86/fp-stack-compare-cmov.ll
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@ -1,12 +0,0 @@
; RUN: llc < %s -mtriple=i686-- -mcpu=pentiumpro | FileCheck %s
; PR1012
define float @foo(float* %col.2.0) {
; CHECK: fucompi
; CHECK: fcmov
%tmp = load float, float* %col.2.0
%tmp16 = fcmp olt float %tmp, 0.000000e+00
%tmp20 = fsub float -0.000000e+00, %tmp
%iftmp.2.0 = select i1 %tmp16, float %tmp20, float %tmp
ret float %iftmp.2.0
}

52
llvm/test/CodeGen/X86/fp-stack-compare.ll
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@ -1,14 +1,44 @@
; RUN: llc < %s -mtriple=i686-- -mcpu=i386 | FileCheck %s
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-- -mcpu=i386 | FileCheck %s --check-prefix=BASE
; RUN: llc < %s -mtriple=i686-- -mcpu=pentiumpro | FileCheck %s --check-prefix=CMOV
; PR6679
define float @foo(float* %col.2.0) {
; CHECK: fucomp
; CHECK-NOT: fucompi
; CHECK: j
; CHECK-NOT: fcmov
%tmp = load float, float* %col.2.0
%tmp16 = fcmp olt float %tmp, 0.000000e+00
%tmp20 = fsub float -0.000000e+00, %tmp
%iftmp.2.0 = select i1 %tmp16, float %tmp20, float %tmp
ret float %iftmp.2.0
define float @foo(float* %col) {
; BASE-LABEL: foo:
; BASE: # %bb.0:
; BASE-NEXT: movl {{[0-9]+}}(%esp), %eax
; BASE-NEXT: flds (%eax)
; BASE-NEXT: fldz
; BASE-NEXT: fucomp %st(1)
; BASE-NEXT: fnstsw %ax
; BASE-NEXT: # kill: def $ah killed $ah killed $ax
; BASE-NEXT: sahf
; BASE-NEXT: fld %st(0)
; BASE-NEXT: fchs
; BASE-NEXT: ja .LBB0_2
; BASE-NEXT: # %bb.1:
; BASE-NEXT: fstp %st(0)
; BASE-NEXT: fldz
; BASE-NEXT: fxch %st(1)
; BASE-NEXT: .LBB0_2:
; BASE-NEXT: fstp %st(1)
; BASE-NEXT: retl
;
; CMOV-LABEL: foo:
; CMOV: # %bb.0:
; CMOV-NEXT: movl {{[0-9]+}}(%esp), %eax
; CMOV-NEXT: flds (%eax)
; CMOV-NEXT: fldz
; CMOV-NEXT: fucompi %st(1), %st
; CMOV-NEXT: fld %st(0)
; CMOV-NEXT: fchs
; CMOV-NEXT: fxch %st(1)
; CMOV-NEXT: fcmovnbe %st(1), %st
; CMOV-NEXT: fstp %st(1)
; CMOV-NEXT: retl
%t = load float, float* %col
%t16 = fcmp olt float %t, 0.0
%t20 = fsub float -0.000000e+00, %t
%ift = select i1 %t16, float %t20, float %t
ret float %ift
}