[llvm] 3ad9361 - [InstCombine] Add or((icmp ult/ule (A + C1), C3), (icmp ult/ule (A + C2), C3)) vector tests

[Simon Pilgrim via llvm-commits]

Author: Simon Pilgrim
Date: 2020-10-19T14:28:08+01:00
New Revision: 3ad9361254d3ed2ce8c02096102df6d1d4f1d0d6

URL: https://github.com/llvm/llvm-project/commit/3ad9361254d3ed2ce8c02096102df6d1d4f1d0d6
DIFF: https://github.com/llvm/llvm-project/commit/3ad9361254d3ed2ce8c02096102df6d1d4f1d0d6.diff

LOG: [InstCombine] Add or((icmp ult/ule (A + C1), C3), (icmp ult/ule (A + C2), C3)) vector tests

Added: 
    

Modified: 
    llvm/test/Transforms/InstCombine/or.ll

Removed: 
    


################################################################################
diff  --git a/llvm/test/Transforms/InstCombine/or.ll b/llvm/test/Transforms/InstCombine/or.ll
index 48496948c190..a563d2fa2d39 100644
--- a/llvm/test/Transforms/InstCombine/or.ll
+++ b/llvm/test/Transforms/InstCombine/or.ll
@@ -575,6 +575,40 @@ define i1 @test46(i8 signext %c)  {
   ret i1 %or
 }
 
+define <2 x i1> @test46_uniform(<2 x i8> %c)  {
+; CHECK-LABEL: @test46_uniform(
+; CHECK-NEXT:    [[C_OFF:%.*]] = add <2 x i8> [[C:%.*]], <i8 -97, i8 -97>
+; CHECK-NEXT:    [[CMP1:%.*]] = icmp ult <2 x i8> [[C_OFF]], <i8 26, i8 26>
+; CHECK-NEXT:    [[C_OFF17:%.*]] = add <2 x i8> [[C]], <i8 -65, i8 -65>
+; CHECK-NEXT:    [[CMP2:%.*]] = icmp ult <2 x i8> [[C_OFF17]], <i8 26, i8 26>
+; CHECK-NEXT:    [[OR:%.*]] = or <2 x i1> [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret <2 x i1> [[OR]]
+;
+  %c.off = add <2 x i8> %c, <i8 -97, i8 -97>
+  %cmp1 = icmp ult <2 x i8> %c.off, <i8 26, i8 26>
+  %c.off17 = add <2 x i8> %c, <i8 -65, i8 -65>
+  %cmp2 = icmp ult <2 x i8> %c.off17, <i8 26, i8 26>
+  %or = or <2 x i1> %cmp1, %cmp2
+  ret <2 x i1> %or
+}
+
+define <2 x i1> @test46_undef(<2 x i8> %c)  {
+; CHECK-LABEL: @test46_undef(
+; CHECK-NEXT:    [[C_OFF:%.*]] = add <2 x i8> [[C:%.*]], <i8 -97, i8 undef>
+; CHECK-NEXT:    [[CMP1:%.*]] = icmp ult <2 x i8> [[C_OFF]], <i8 26, i8 undef>
+; CHECK-NEXT:    [[C_OFF17:%.*]] = add <2 x i8> [[C]], <i8 -65, i8 undef>
+; CHECK-NEXT:    [[CMP2:%.*]] = icmp ult <2 x i8> [[C_OFF17]], <i8 26, i8 undef>
+; CHECK-NEXT:    [[OR:%.*]] = or <2 x i1> [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret <2 x i1> [[OR]]
+;
+  %c.off = add <2 x i8> %c, <i8 -97, i8 undef>
+  %cmp1 = icmp ult <2 x i8> %c.off, <i8 26, i8 undef>
+  %c.off17 = add <2 x i8> %c, <i8 -65, i8 undef>
+  %cmp2 = icmp ult <2 x i8> %c.off17, <i8 26, i8 undef>
+  %or = or <2 x i1> %cmp1, %cmp2
+  ret <2 x i1> %or
+}
+
 define i1 @test47(i8 signext %c)  {
 ; CHECK-LABEL: @test47(
 ; CHECK-NEXT:    [[TMP1:%.*]] = and i8 [[C:%.*]], -33
@@ -590,6 +624,23 @@ define i1 @test47(i8 signext %c)  {
   ret i1 %or
 }
 
+define <2 x i1> @test47_nonuniform(<2 x i8> %c)  {
+; CHECK-LABEL: @test47_nonuniform(
+; CHECK-NEXT:    [[C_OFF:%.*]] = add <2 x i8> [[C:%.*]], <i8 -65, i8 -97>
+; CHECK-NEXT:    [[CMP1:%.*]] = icmp ult <2 x i8> [[C_OFF]], <i8 27, i8 27>
+; CHECK-NEXT:    [[C_OFF17:%.*]] = add <2 x i8> [[C]], <i8 -97, i8 -65>
+; CHECK-NEXT:    [[CMP2:%.*]] = icmp ult <2 x i8> [[C_OFF17]], <i8 27, i8 27>
+; CHECK-NEXT:    [[OR:%.*]] = or <2 x i1> [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret <2 x i1> [[OR]]
+;
+  %c.off = add <2 x i8> %c, <i8 -65, i8 -97>
+  %cmp1 = icmp ule <2 x i8> %c.off, <i8 26, i8 26>
+  %c.off17 = add <2 x i8> %c, <i8 -97, i8 -65>
+  %cmp2 = icmp ule <2 x i8> %c.off17, <i8 26, i8 26>
+  %or = or <2 x i1> %cmp1, %cmp2
+  ret <2 x i1> %or
+}
+
 define i32 @test49(i1 %C) {
 ; CHECK-LABEL: @test49(
 ; CHECK-NEXT:    [[V:%.*]] = select i1 [[C:%.*]], i32 1019, i32 123