[llvm] 9e8afee - [VectorCombine] add tests for extract + cmp + binop; NFC

Sanjay Patel via llvm-commits llvm-commits at lists.llvm.org
Wed Jun 24 08:10:45 PDT 2020


Author: Sanjay Patel
Date: 2020-06-24T11:10:36-04:00
New Revision: 9e8afee47b070d21e96cb65f111da96997bbad14

URL: https://github.com/llvm/llvm-project/commit/9e8afee47b070d21e96cb65f111da96997bbad14
DIFF: https://github.com/llvm/llvm-project/commit/9e8afee47b070d21e96cb65f111da96997bbad14.diff

LOG: [VectorCombine] add tests for extract + cmp + binop; NFC

Added: 
    llvm/test/Transforms/VectorCombine/X86/extract-cmp-binop.ll

Modified: 
    

Removed: 
    


################################################################################
diff  --git a/llvm/test/Transforms/VectorCombine/X86/extract-cmp-binop.ll b/llvm/test/Transforms/VectorCombine/X86/extract-cmp-binop.ll
new file mode 100644
index 000000000000..df46fcecf9aa
--- /dev/null
+++ b/llvm/test/Transforms/VectorCombine/X86/extract-cmp-binop.ll
@@ -0,0 +1,124 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt < %s -vector-combine -S -mtriple=x86_64-- -mattr=sse2 | FileCheck %s --check-prefixes=CHECK,SSE
+; RUN: opt < %s -vector-combine -S -mtriple=x86_64-- -mattr=avx2 | FileCheck %s --check-prefixes=CHECK,AVX
+
+define i1 @fcmp_and_v2f64(<2 x double> %a) {
+; CHECK-LABEL: @fcmp_and_v2f64(
+; CHECK-NEXT:    [[E1:%.*]] = extractelement <2 x double> [[A:%.*]], i32 0
+; CHECK-NEXT:    [[E2:%.*]] = extractelement <2 x double> [[A]], i32 1
+; CHECK-NEXT:    [[CMP1:%.*]] = fcmp olt double [[E1]], 4.200000e+01
+; CHECK-NEXT:    [[CMP2:%.*]] = fcmp olt double [[E2]], -8.000000e+00
+; CHECK-NEXT:    [[R:%.*]] = and i1 [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret i1 [[R]]
+;
+  %e1 = extractelement <2 x double> %a, i32 0
+  %e2 = extractelement <2 x double> %a, i32 1
+  %cmp1 = fcmp olt double %e1, 42.0
+  %cmp2 = fcmp olt double %e2, -8.0
+  %r = and i1 %cmp1, %cmp2
+  ret i1 %r
+}
+
+define i1 @fcmp_or_v4f64(<4 x double> %a) {
+; CHECK-LABEL: @fcmp_or_v4f64(
+; CHECK-NEXT:    [[E1:%.*]] = extractelement <4 x double> [[A:%.*]], i32 0
+; CHECK-NEXT:    [[E2:%.*]] = extractelement <4 x double> [[A]], i64 2
+; CHECK-NEXT:    [[CMP1:%.*]] = fcmp olt double [[E1]], 4.200000e+01
+; CHECK-NEXT:    [[CMP2:%.*]] = fcmp olt double [[E2]], -8.000000e+00
+; CHECK-NEXT:    [[R:%.*]] = or i1 [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret i1 [[R]]
+;
+  %e1 = extractelement <4 x double> %a, i32 0
+  %e2 = extractelement <4 x double> %a, i64 2
+  %cmp1 = fcmp olt double %e1, 42.0
+  %cmp2 = fcmp olt double %e2, -8.0
+  %r = or i1 %cmp1, %cmp2
+  ret i1 %r
+}
+
+define i1 @icmp_xor_v4i32(<4 x i32> %a) {
+; CHECK-LABEL: @icmp_xor_v4i32(
+; CHECK-NEXT:    [[E1:%.*]] = extractelement <4 x i32> [[A:%.*]], i32 3
+; CHECK-NEXT:    [[E2:%.*]] = extractelement <4 x i32> [[A]], i32 1
+; CHECK-NEXT:    [[CMP1:%.*]] = icmp sgt i32 [[E1]], 42
+; CHECK-NEXT:    [[CMP2:%.*]] = icmp sgt i32 [[E2]], -8
+; CHECK-NEXT:    [[R:%.*]] = xor i1 [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret i1 [[R]]
+;
+  %e1 = extractelement <4 x i32> %a, i32 3
+  %e2 = extractelement <4 x i32> %a, i32 1
+  %cmp1 = icmp sgt i32 %e1, 42
+  %cmp2 = icmp sgt i32 %e2, -8
+  %r = xor i1 %cmp1, %cmp2
+  ret i1 %r
+}
+
+; add is not canonical (should be xor), but that is ok.
+
+define i1 @icmp_add_v8i32(<8 x i32> %a) {
+; CHECK-LABEL: @icmp_add_v8i32(
+; CHECK-NEXT:    [[E1:%.*]] = extractelement <8 x i32> [[A:%.*]], i32 7
+; CHECK-NEXT:    [[E2:%.*]] = extractelement <8 x i32> [[A]], i32 2
+; CHECK-NEXT:    [[CMP1:%.*]] = icmp eq i32 [[E1]], 42
+; CHECK-NEXT:    [[CMP2:%.*]] = icmp eq i32 [[E2]], -8
+; CHECK-NEXT:    [[R:%.*]] = add i1 [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret i1 [[R]]
+;
+  %e1 = extractelement <8 x i32> %a, i32 7
+  %e2 = extractelement <8 x i32> %a, i32 2
+  %cmp1 = icmp eq i32 %e1, 42
+  %cmp2 = icmp eq i32 %e2, -8
+  %r = add i1 %cmp1, %cmp2
+  ret i1 %r
+}
+
+define i1 @same_extract_index(<4 x i32> %a) {
+; CHECK-LABEL: @same_extract_index(
+; CHECK-NEXT:    [[E1:%.*]] = extractelement <4 x i32> [[A:%.*]], i32 2
+; CHECK-NEXT:    [[E2:%.*]] = extractelement <4 x i32> [[A]], i32 2
+; CHECK-NEXT:    [[CMP1:%.*]] = icmp ugt i32 [[E1]], 42
+; CHECK-NEXT:    [[CMP2:%.*]] = icmp ugt i32 [[E2]], -8
+; CHECK-NEXT:    [[R:%.*]] = and i1 [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret i1 [[R]]
+;
+  %e1 = extractelement <4 x i32> %a, i32 2
+  %e2 = extractelement <4 x i32> %a, i32 2
+  %cmp1 = icmp ugt i32 %e1, 42
+  %cmp2 = icmp ugt i32 %e2, -8
+  %r = and i1 %cmp1, %cmp2
+  ret i1 %r
+}
+
+define i1 @
diff erent_preds(<4 x i32> %a) {
+; CHECK-LABEL: @
diff erent_preds(
+; CHECK-NEXT:    [[E1:%.*]] = extractelement <4 x i32> [[A:%.*]], i32 1
+; CHECK-NEXT:    [[E2:%.*]] = extractelement <4 x i32> [[A]], i32 2
+; CHECK-NEXT:    [[CMP1:%.*]] = icmp sgt i32 [[E1]], 42
+; CHECK-NEXT:    [[CMP2:%.*]] = icmp ugt i32 [[E2]], -8
+; CHECK-NEXT:    [[R:%.*]] = and i1 [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret i1 [[R]]
+;
+  %e1 = extractelement <4 x i32> %a, i32 1
+  %e2 = extractelement <4 x i32> %a, i32 2
+  %cmp1 = icmp sgt i32 %e1, 42
+  %cmp2 = icmp ugt i32 %e2, -8
+  %r = and i1 %cmp1, %cmp2
+  ret i1 %r
+}
+
+define i1 @
diff erent_source_vec(<4 x i32> %a, <4 x i32> %b) {
+; CHECK-LABEL: @
diff erent_source_vec(
+; CHECK-NEXT:    [[E1:%.*]] = extractelement <4 x i32> [[A:%.*]], i32 1
+; CHECK-NEXT:    [[E2:%.*]] = extractelement <4 x i32> [[B:%.*]], i32 2
+; CHECK-NEXT:    [[CMP1:%.*]] = icmp sgt i32 [[E1]], 42
+; CHECK-NEXT:    [[CMP2:%.*]] = icmp sgt i32 [[E2]], -8
+; CHECK-NEXT:    [[R:%.*]] = and i1 [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret i1 [[R]]
+;
+  %e1 = extractelement <4 x i32> %a, i32 1
+  %e2 = extractelement <4 x i32> %b, i32 2
+  %cmp1 = icmp sgt i32 %e1, 42
+  %cmp2 = icmp sgt i32 %e2, -8
+  %r = and i1 %cmp1, %cmp2
+  ret i1 %r
+}


        


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