[llvm] 7f5c2f6 - [x86] consolidate tests and auto-gen complete check lines; NFC

[Sanjay Patel via llvm-commits]

Author: Sanjay Patel
Date: 2022-03-29T14:55:04-04:00
New Revision: 7f5c2f6a762416874cae494668e34dcc673fd4af

URL: https://github.com/llvm/llvm-project/commit/7f5c2f6a762416874cae494668e34dcc673fd4af
DIFF: https://github.com/llvm/llvm-project/commit/7f5c2f6a762416874cae494668e34dcc673fd4af.diff

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

The same test was duplicated in 2 files.

Added: 
    

Modified: 
    llvm/test/CodeGen/X86/fp-stack-compare.ll

Removed: 
    llvm/test/CodeGen/X86/fp-stack-compare-cmov.ll


################################################################################
diff  --git a/llvm/test/CodeGen/X86/fp-stack-compare-cmov.ll b/llvm/test/CodeGen/X86/fp-stack-compare-cmov.ll
deleted file mode 100644
index d0e816db3b693..0000000000000
--- a/llvm/test/CodeGen/X86/fp-stack-compare-cmov.ll
+++ /dev/null
@@ -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
-}

diff  --git a/llvm/test/CodeGen/X86/fp-stack-compare.ll b/llvm/test/CodeGen/X86/fp-stack-compare.ll
index 8ff0dd442f9d5..83796b39e4b85 100644
--- a/llvm/test/CodeGen/X86/fp-stack-compare.ll
+++ b/llvm/test/CodeGen/X86/fp-stack-compare.ll
@@ -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
 }