[llvm] r282005 - [x86] split up tests, regenerate checks
Sanjay Patel via llvm-commits
llvm-commits at lists.llvm.org
Tue Sep 20 12:31:30 PDT 2016
Author: spatel
Date: Tue Sep 20 14:31:30 2016
New Revision: 282005
URL: http://llvm.org/viewvc/llvm-project?rev=282005&view=rev
Log:
[x86] split up tests, regenerate checks
Note that we fail to eliminate 'or' with 0!
Modified:
llvm/trunk/test/CodeGen/X86/copysign-constant-magnitude.ll
Modified: llvm/trunk/test/CodeGen/X86/copysign-constant-magnitude.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/copysign-constant-magnitude.ll?rev=282005&r1=282004&r2=282005&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/copysign-constant-magnitude.ll (original)
+++ llvm/trunk/test/CodeGen/X86/copysign-constant-magnitude.ll Tue Sep 20 14:31:30 2016
@@ -1,105 +1,156 @@
-; RUN: llc < %s | FileCheck %s
+; RUN: llc -mtriple=x86_64-apple-macosx10.10.0 < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
-target triple = "x86_64-apple-macosx10.10.0"
-define void @test_copysign_const_magnitude_d(double %X) {
-; CHECK: [[SIGNMASK:L.+]]:
+; The assertions are *enhanced* from update_test_checks.ll to include
+; the constant load values because those are important.
+
+; CHECK: [[SIGNMASK1:L.+]]:
; CHECK-NEXT: .quad -9223372036854775808 ## double -0
; CHECK-NEXT: .quad 0 ## double 0
-; CHECK: [[ZERO:L.+]]:
-; CHECK-NEXT: .space 16
-; CHECK: [[ONE:L.+]]:
-; CHECK-NEXT: .quad 4607182418800017408 ## double 1
-; CHECK-NEXT: .quad 0 ## double 0
-; CHECK-LABEL: test_copysign_const_magnitude_d:
-
-; CHECK: id
- %iX = call double @id_d(double %X)
-
-; CHECK-NEXT: andps [[SIGNMASK]](%rip), %xmm0
- %d0 = call double @copysign(double 0.000000e+00, double %iX)
-
-; CHECK-NEXT: id
- %id0 = call double @id_d(double %d0)
-
-; CHECK-NEXT: andps [[SIGNMASK]](%rip), %xmm0
-; CHECK-NEXT: orps [[ZERO]](%rip), %xmm0
- %dn0 = call double @copysign(double -0.000000e+00, double %id0)
-; CHECK-NEXT: id
- %idn0 = call double @id_d(double %dn0)
-
-; CHECK-NEXT: andps [[SIGNMASK]](%rip), %xmm0
-; CHECK-NEXT: orps [[ONE]](%rip), %xmm0
- %d1 = call double @copysign(double 1.000000e+00, double %idn0)
-
-; CHECK-NEXT: id
- %id1 = call double @id_d(double %d1)
-
-; CHECK-NEXT: andps [[SIGNMASK]](%rip), %xmm0
-; CHECK-NEXT: orps [[ONE]](%rip), %xmm0
- %dn1 = call double @copysign(double -1.000000e+00, double %id1)
-
-; CHECK-NEXT: id
- %idn1 = call double @id_d(double %dn1)
-
-; CHECK: retq
- ret void
+define double @mag_pos0_double(double %x) nounwind {
+; CHECK-LABEL: mag_pos0_double:
+; CHECK: ## BB#0:
+; CHECK-NEXT: andps [[SIGNMASK1]](%rip), %xmm0
+; CHECK-NEXT: retq
+;
+ %y = call double @copysign(double 0.0, double %x)
+ ret double %y
}
-define void @test_copysign_const_magnitude_f(float %X) {
-; CHECK: [[SIGNMASK:L.+]]:
-; CHECK-NEXT: .long 2147483648 ## float -0
-; CHECK-NEXT: .long 0 ## float 0
-; CHECK-NEXT: .long 0 ## float 0
-; CHECK-NEXT: .long 0 ## float 0
-; CHECK: [[ZERO:L.+]]:
+; CHECK: [[SIGNMASK2:L.+]]:
+; CHECK-NEXT: .quad -9223372036854775808 ## double -0
+; CHECK-NEXT: .quad 0 ## double 0
+; CHECK: [[ZERO2:L.+]]:
; CHECK-NEXT: .space 16
-; CHECK: [[ONE:L.+]]:
-; CHECK-NEXT: .long 1065353216 ## float 1
-; CHECK-NEXT: .long 0 ## float 0
-; CHECK-NEXT: .long 0 ## float 0
-; CHECK-NEXT: .long 0 ## float 0
-; CHECK-LABEL: test_copysign_const_magnitude_f:
-; CHECK: id
- %iX = call float @id_f(float %X)
-
-; CHECK-NEXT: andps [[SIGNMASK]](%rip), %xmm0
- %d0 = call float @copysignf(float 0.000000e+00, float %iX)
+define double @mag_neg0_double(double %x) nounwind {
+; CHECK-LABEL: mag_neg0_double:
+; CHECK: ## BB#0:
+; CHECK-NEXT: andps [[SIGNMASK2]](%rip), %xmm0
+; CHECK-NEXT: orps [[ZERO2]](%rip), %xmm0
+; CHECK-NEXT: retq
+;
+ %y = call double @copysign(double -0.0, double %x)
+ ret double %y
+}
-; CHECK-NEXT: id
- %id0 = call float @id_f(float %d0)
+; CHECK: [[SIGNMASK3:L.+]]:
+; CHECK-NEXT: .quad -9223372036854775808 ## double -0
+; CHECK-NEXT: .quad 0 ## double 0
+; CHECK: [[ONE3:L.+]]:
+; CHECK-NEXT: .quad 4607182418800017408 ## double 1
+; CHECK-NEXT: .quad 0 ## double 0
-; CHECK-NEXT: andps [[SIGNMASK]](%rip), %xmm0
-; CHECK-NEXT: orps [[ZERO]](%rip), %xmm0
- %dn0 = call float @copysignf(float -0.000000e+00, float %id0)
+define double @mag_pos1_double(double %x) nounwind {
+; CHECK-LABEL: mag_pos1_double:
+; CHECK: ## BB#0:
+; CHECK-NEXT: andps [[SIGNMASK3]](%rip), %xmm0
+; CHECK-NEXT: orps [[ONE3]](%rip), %xmm0
+; CHECK-NEXT: retq
+;
+ %y = call double @copysign(double 1.0, double %x)
+ ret double %y
+}
-; CHECK-NEXT: id
- %idn0 = call float @id_f(float %dn0)
+; CHECK: [[SIGNMASK4:L.+]]:
+; CHECK-NEXT: .quad -9223372036854775808 ## double -0
+; CHECK-NEXT: .quad 0 ## double 0
+; CHECK: [[ONE4:L.+]]:
+; CHECK-NEXT: .quad 4607182418800017408 ## double 1
+; CHECK-NEXT: .quad 0 ## double 0
-; CHECK-NEXT: andps [[SIGNMASK]](%rip), %xmm0
-; CHECK-NEXT: orps [[ONE]](%rip), %xmm0
- %d1 = call float @copysignf(float 1.000000e+00, float %idn0)
+define double @mag_neg1_double(double %x) nounwind {
+; CHECK-LABEL: mag_neg1_double:
+; CHECK: ## BB#0:
+; CHECK-NEXT: andps [[SIGNMASK4]](%rip), %xmm0
+; CHECK-NEXT: orps [[ONE4]](%rip), %xmm0
+; CHECK-NEXT: retq
+;
+ %y = call double @copysign(double -1.0, double %x)
+ ret double %y
+}
-; CHECK-NEXT: id
- %id1 = call float @id_f(float %d1)
+; CHECK: [[SIGNMASK5:L.+]]:
+; CHECK-NEXT: .long 2147483648 ## float -0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+
+define float @mag_pos0_float(float %x) nounwind {
+; CHECK-LABEL: mag_pos0_float:
+; CHECK: ## BB#0:
+; CHECK-NEXT: andps [[SIGNMASK5]](%rip), %xmm0
+; CHECK-NEXT: retq
+;
+ %y = call float @copysignf(float 0.0, float %x)
+ ret float %y
+}
-; CHECK-NEXT: andps [[SIGNMASK]](%rip), %xmm0
-; CHECK-NEXT: orps [[ONE]](%rip), %xmm0
- %dn1 = call float @copysignf(float -1.000000e+00, float %id1)
+; CHECK: [[SIGNMASK6:L.+]]:
+; CHECK-NEXT: .long 2147483648 ## float -0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK: [[ZERO6:L.+]]:
+; CHECK-NEXT: .space 16
+
+define float @mag_neg0_float(float %x) nounwind {
+; CHECK-LABEL: mag_neg0_float:
+; CHECK: ## BB#0:
+; CHECK-NEXT: andps [[SIGNMASK6]](%rip), %xmm0
+; CHECK-NEXT: orps [[ZERO6]](%rip), %xmm0
+; CHECK-NEXT: retq
+;
+ %y = call float @copysignf(float -0.0, float %x)
+ ret float %y
+}
-; CHECK-NEXT: id
- %idn1 = call float @id_f(float %dn1)
+; CHECK: [[SIGNMASK7:L.+]]:
+; CHECK-NEXT: .long 2147483648 ## float -0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK: [[ONE7:L.+]]:
+; CHECK-NEXT: .long 1065353216 ## float 1
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+
+define float @mag_pos1_float(float %x) nounwind {
+; CHECK-LABEL: mag_pos1_float:
+; CHECK: ## BB#0:
+; CHECK-NEXT: andps [[SIGNMASK7]](%rip), %xmm0
+; CHECK-NEXT: orps [[ONE7]](%rip), %xmm0
+; CHECK-NEXT: retq
+;
+ %y = call float @copysignf(float 1.0, float %x)
+ ret float %y
+}
-; CHECK: retq
- ret void
+; CHECK: [[SIGNMASK8:L.+]]:
+; CHECK-NEXT: .long 2147483648 ## float -0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK: [[ONE8:L.+]]:
+; CHECK-NEXT: .long 1065353216 ## float 1
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+; CHECK-NEXT: .long 0 ## float 0
+
+define float @mag_neg1_float(float %x) nounwind {
+; CHECK-LABEL: mag_neg1_float:
+; CHECK: ## BB#0:
+; CHECK-NEXT: andps [[SIGNMASK8]](%rip), %xmm0
+; CHECK-NEXT: orps [[ONE8]](%rip), %xmm0
+; CHECK-NEXT: retq
+;
+ %y = call float @copysignf(float -1.0, float %x)
+ ret float %y
}
declare double @copysign(double, double) nounwind readnone
declare float @copysignf(float, float) nounwind readnone
-; Dummy identity functions, so we always have xmm0, and prevent optimizations.
-declare double @id_d(double)
-declare float @id_f(float)
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