[llvm] 8bfcf1a - [InstCombine] move/add tests for binops with sext operand; NFC
Sanjay Patel via llvm-commits
llvm-commits at lists.llvm.org
Mon Nov 22 11:44:21 PST 2021
Author: Sanjay Patel
Date: 2021-11-22T14:43:57-05:00
New Revision: 8bfcf1ab6c6d92e8b6f21ec3a32cfc4ae4079e7d
URL: https://github.com/llvm/llvm-project/commit/8bfcf1ab6c6d92e8b6f21ec3a32cfc4ae4079e7d
DIFF: https://github.com/llvm/llvm-project/commit/8bfcf1ab6c6d92e8b6f21ec3a32cfc4ae4079e7d.diff
LOG: [InstCombine] move/add tests for binops with sext operand; NFC
Added:
Modified:
llvm/test/Transforms/InstCombine/and.ll
llvm/test/Transforms/InstCombine/binop-cast.ll
llvm/test/Transforms/InstCombine/or.ll
Removed:
################################################################################
diff --git a/llvm/test/Transforms/InstCombine/and.ll b/llvm/test/Transforms/InstCombine/and.ll
index c5b624bb99331..392d752e40a76 100644
--- a/llvm/test/Transforms/InstCombine/and.ll
+++ b/llvm/test/Transforms/InstCombine/and.ll
@@ -1460,61 +1460,3 @@ define i8 @lshr_bitwidth_mask(i8 %x, i8 %y) {
%r = and i8 %sign, %y
ret i8 %r
}
-
-define i32 @sext_to_sel(i32 %x, i1 %y) {
-; CHECK-LABEL: @sext_to_sel(
-; CHECK-NEXT: [[R:%.*]] = select i1 [[Y:%.*]], i32 [[X:%.*]], i32 0
-; CHECK-NEXT: ret i32 [[R]]
-;
- %sext = sext i1 %y to i32
- %r = and i32 %sext, %x
- ret i32 %r
-}
-
-define <2 x i32> @sext_to_sel_constant_vec(<2 x i1> %y) {
-; CHECK-LABEL: @sext_to_sel_constant_vec(
-; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[Y:%.*]], <2 x i32> <i32 42, i32 -7>, <2 x i32> zeroinitializer
-; CHECK-NEXT: ret <2 x i32> [[R]]
-;
- %sext = sext <2 x i1> %y to <2 x i32>
- %r = and <2 x i32> <i32 42, i32 -7>, %sext
- ret <2 x i32> %r
-}
-
-define <2 x i32> @sext_to_sel_swap(<2 x i32> %px, <2 x i1> %y) {
-; CHECK-LABEL: @sext_to_sel_swap(
-; CHECK-NEXT: [[X:%.*]] = mul <2 x i32> [[PX:%.*]], [[PX]]
-; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[Y:%.*]], <2 x i32> [[X]], <2 x i32> zeroinitializer
-; CHECK-NEXT: ret <2 x i32> [[R]]
-;
- %x = mul <2 x i32> %px, %px ; thwart complexity-based canonicalization
- %sext = sext <2 x i1> %y to <2 x i32>
- %r = and <2 x i32> %x, %sext
- ret <2 x i32> %r
-}
-
-define i32 @sext_to_sel_multi_use(i32 %x, i1 %y) {
-; CHECK-LABEL: @sext_to_sel_multi_use(
-; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
-; CHECK-NEXT: call void @use32(i32 [[SEXT]])
-; CHECK-NEXT: [[R:%.*]] = and i32 [[SEXT]], [[X:%.*]]
-; CHECK-NEXT: ret i32 [[R]]
-;
- %sext = sext i1 %y to i32
- call void @use32(i32 %sext)
- %r = and i32 %sext, %x
- ret i32 %r
-}
-
-define i32 @sext_to_sel_multi_use_constant_mask(i1 %y) {
-; CHECK-LABEL: @sext_to_sel_multi_use_constant_mask(
-; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
-; CHECK-NEXT: call void @use32(i32 [[SEXT]])
-; CHECK-NEXT: [[R:%.*]] = select i1 [[Y]], i32 42, i32 0
-; CHECK-NEXT: ret i32 [[R]]
-;
- %sext = sext i1 %y to i32
- call void @use32(i32 %sext)
- %r = and i32 %sext, 42
- ret i32 %r
-}
diff --git a/llvm/test/Transforms/InstCombine/binop-cast.ll b/llvm/test/Transforms/InstCombine/binop-cast.ll
index 3dbca7ef14899..93cb9dc2176f1 100644
--- a/llvm/test/Transforms/InstCombine/binop-cast.ll
+++ b/llvm/test/Transforms/InstCombine/binop-cast.ll
@@ -1,9 +1,191 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s
+declare void @use(i32)
+
define i32 @testAdd(i32 %X, i32 %Y) {
- %tmp = add i32 %X, %Y
-; CHECK: %tmp = add i32 %X, %Y
- %tmp.l = bitcast i32 %tmp to i32
- ret i32 %tmp.l
-; CHECK: ret i32 %tmp
+; CHECK-LABEL: @testAdd(
+; CHECK-NEXT: [[T:%.*]] = add i32 [[X:%.*]], [[Y:%.*]]
+; CHECK-NEXT: ret i32 [[T]]
+;
+ %t = add i32 %X, %Y
+ %tl = bitcast i32 %t to i32
+ ret i32 %tl
+}
+
+define i32 @and_sext_to_sel(i32 %x, i1 %y) {
+; CHECK-LABEL: @and_sext_to_sel(
+; CHECK-NEXT: [[R:%.*]] = select i1 [[Y:%.*]], i32 [[X:%.*]], i32 0
+; CHECK-NEXT: ret i32 [[R]]
+;
+ %sext = sext i1 %y to i32
+ %r = and i32 %sext, %x
+ ret i32 %r
+}
+
+define <2 x i32> @and_sext_to_sel_constant_vec(<2 x i1> %y) {
+; CHECK-LABEL: @and_sext_to_sel_constant_vec(
+; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[Y:%.*]], <2 x i32> <i32 42, i32 -7>, <2 x i32> zeroinitializer
+; CHECK-NEXT: ret <2 x i32> [[R]]
+;
+ %sext = sext <2 x i1> %y to <2 x i32>
+ %r = and <2 x i32> <i32 42, i32 -7>, %sext
+ ret <2 x i32> %r
+}
+
+define <2 x i32> @and_sext_to_sel_swap(<2 x i32> %px, <2 x i1> %y) {
+; CHECK-LABEL: @and_sext_to_sel_swap(
+; CHECK-NEXT: [[X:%.*]] = mul <2 x i32> [[PX:%.*]], [[PX]]
+; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[Y:%.*]], <2 x i32> [[X]], <2 x i32> zeroinitializer
+; CHECK-NEXT: ret <2 x i32> [[R]]
+;
+ %x = mul <2 x i32> %px, %px ; thwart complexity-based canonicalization
+ %sext = sext <2 x i1> %y to <2 x i32>
+ %r = and <2 x i32> %x, %sext
+ ret <2 x i32> %r
+}
+
+define i32 @and_sext_to_sel_multi_use(i32 %x, i1 %y) {
+; CHECK-LABEL: @and_sext_to_sel_multi_use(
+; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
+; CHECK-NEXT: call void @use(i32 [[SEXT]])
+; CHECK-NEXT: [[R:%.*]] = and i32 [[SEXT]], [[X:%.*]]
+; CHECK-NEXT: ret i32 [[R]]
+;
+ %sext = sext i1 %y to i32
+ call void @use(i32 %sext)
+ %r = and i32 %sext, %x
+ ret i32 %r
+}
+
+define i32 @and_sext_to_sel_multi_use_constant_mask(i1 %y) {
+; CHECK-LABEL: @and_sext_to_sel_multi_use_constant_mask(
+; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
+; CHECK-NEXT: call void @use(i32 [[SEXT]])
+; CHECK-NEXT: [[R:%.*]] = select i1 [[Y]], i32 42, i32 0
+; CHECK-NEXT: ret i32 [[R]]
+;
+ %sext = sext i1 %y to i32
+ call void @use(i32 %sext)
+ %r = and i32 %sext, 42
+ ret i32 %r
+}
+
+define i32 @or_sext_to_sel(i32 %x, i1 %y) {
+; CHECK-LABEL: @or_sext_to_sel(
+; CHECK-NEXT: [[R:%.*]] = select i1 [[Y:%.*]], i32 -1, i32 [[X:%.*]]
+; CHECK-NEXT: ret i32 [[R]]
+;
+ %sext = sext i1 %y to i32
+ %r = or i32 %sext, %x
+ ret i32 %r
+}
+
+define <2 x i32> @or_sext_to_sel_constant_vec(<2 x i1> %y) {
+; CHECK-LABEL: @or_sext_to_sel_constant_vec(
+; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[Y:%.*]], <2 x i32> <i32 -1, i32 -1>, <2 x i32> <i32 42, i32 -7>
+; CHECK-NEXT: ret <2 x i32> [[R]]
+;
+ %sext = sext <2 x i1> %y to <2 x i32>
+ %r = or <2 x i32> <i32 42, i32 -7>, %sext
+ ret <2 x i32> %r
+}
+
+define <2 x i32> @or_sext_to_sel_swap(<2 x i32> %px, <2 x i1> %y) {
+; CHECK-LABEL: @or_sext_to_sel_swap(
+; CHECK-NEXT: [[X:%.*]] = mul <2 x i32> [[PX:%.*]], [[PX]]
+; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[Y:%.*]], <2 x i32> <i32 -1, i32 -1>, <2 x i32> [[X]]
+; CHECK-NEXT: ret <2 x i32> [[R]]
+;
+ %x = mul <2 x i32> %px, %px ; thwart complexity-based canonicalization
+ %sext = sext <2 x i1> %y to <2 x i32>
+ %r = or <2 x i32> %x, %sext
+ ret <2 x i32> %r
+}
+
+define i32 @or_sext_to_sel_multi_use(i32 %x, i1 %y) {
+; CHECK-LABEL: @or_sext_to_sel_multi_use(
+; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
+; CHECK-NEXT: call void @use(i32 [[SEXT]])
+; CHECK-NEXT: [[R:%.*]] = or i32 [[SEXT]], [[X:%.*]]
+; CHECK-NEXT: ret i32 [[R]]
+;
+ %sext = sext i1 %y to i32
+ call void @use(i32 %sext)
+ %r = or i32 %sext, %x
+ ret i32 %r
+}
+
+define i32 @or_sext_to_sel_multi_use_constant_mask(i1 %y) {
+; CHECK-LABEL: @or_sext_to_sel_multi_use_constant_mask(
+; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
+; CHECK-NEXT: call void @use(i32 [[SEXT]])
+; CHECK-NEXT: [[R:%.*]] = select i1 [[Y]], i32 -1, i32 42
+; CHECK-NEXT: ret i32 [[R]]
+;
+ %sext = sext i1 %y to i32
+ call void @use(i32 %sext)
+ %r = or i32 %sext, 42
+ ret i32 %r
+}
+
+define i32 @xor_sext_to_sel(i32 %x, i1 %y) {
+; CHECK-LABEL: @xor_sext_to_sel(
+; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
+; CHECK-NEXT: [[R:%.*]] = xor i32 [[SEXT]], [[X:%.*]]
+; CHECK-NEXT: ret i32 [[R]]
+;
+ %sext = sext i1 %y to i32
+ %r = xor i32 %sext, %x
+ ret i32 %r
+}
+
+define <2 x i32> @xor_sext_to_sel_constant_vec(<2 x i1> %y) {
+; CHECK-LABEL: @xor_sext_to_sel_constant_vec(
+; CHECK-NEXT: [[SEXT:%.*]] = sext <2 x i1> [[Y:%.*]] to <2 x i32>
+; CHECK-NEXT: [[R:%.*]] = xor <2 x i32> [[SEXT]], <i32 42, i32 -7>
+; CHECK-NEXT: ret <2 x i32> [[R]]
+;
+ %sext = sext <2 x i1> %y to <2 x i32>
+ %r = xor <2 x i32> <i32 42, i32 -7>, %sext
+ ret <2 x i32> %r
+}
+
+define <2 x i32> @xor_sext_to_sel_swap(<2 x i32> %px, <2 x i1> %y) {
+; CHECK-LABEL: @xor_sext_to_sel_swap(
+; CHECK-NEXT: [[X:%.*]] = mul <2 x i32> [[PX:%.*]], [[PX]]
+; CHECK-NEXT: [[SEXT:%.*]] = sext <2 x i1> [[Y:%.*]] to <2 x i32>
+; CHECK-NEXT: [[R:%.*]] = xor <2 x i32> [[X]], [[SEXT]]
+; CHECK-NEXT: ret <2 x i32> [[R]]
+;
+ %x = mul <2 x i32> %px, %px ; thwart complexity-based canonicalization
+ %sext = sext <2 x i1> %y to <2 x i32>
+ %r = xor <2 x i32> %x, %sext
+ ret <2 x i32> %r
+}
+
+define i32 @xor_sext_to_sel_multi_use(i32 %x, i1 %y) {
+; CHECK-LABEL: @xor_sext_to_sel_multi_use(
+; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
+; CHECK-NEXT: call void @use(i32 [[SEXT]])
+; CHECK-NEXT: [[R:%.*]] = xor i32 [[SEXT]], [[X:%.*]]
+; CHECK-NEXT: ret i32 [[R]]
+;
+ %sext = sext i1 %y to i32
+ call void @use(i32 %sext)
+ %r = xor i32 %sext, %x
+ ret i32 %r
+}
+
+define i32 @xor_sext_to_sel_multi_use_constant_mask(i1 %y) {
+; CHECK-LABEL: @xor_sext_to_sel_multi_use_constant_mask(
+; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
+; CHECK-NEXT: call void @use(i32 [[SEXT]])
+; CHECK-NEXT: [[R:%.*]] = xor i32 [[SEXT]], 42
+; CHECK-NEXT: ret i32 [[R]]
+;
+ %sext = sext i1 %y to i32
+ call void @use(i32 %sext)
+ %r = xor i32 %sext, 42
+ ret i32 %r
}
diff --git a/llvm/test/Transforms/InstCombine/or.ll b/llvm/test/Transforms/InstCombine/or.ll
index 376ae78055ee9..4067dc487e810 100644
--- a/llvm/test/Transforms/InstCombine/or.ll
+++ b/llvm/test/Transforms/InstCombine/or.ll
@@ -608,64 +608,6 @@ define <2 x i1> @test38_nonuniform(<2 x i32> %x) {
ret <2 x i1> %ret1
}
-define i32 @sext_to_sel(i32 %x, i1 %y) {
-; CHECK-LABEL: @sext_to_sel(
-; CHECK-NEXT: [[R:%.*]] = select i1 [[Y:%.*]], i32 -1, i32 [[X:%.*]]
-; CHECK-NEXT: ret i32 [[R]]
-;
- %sext = sext i1 %y to i32
- %r = or i32 %sext, %x
- ret i32 %r
-}
-
-define <2 x i32> @sext_to_sel_constant_vec(<2 x i1> %y) {
-; CHECK-LABEL: @sext_to_sel_constant_vec(
-; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[Y:%.*]], <2 x i32> <i32 -1, i32 -1>, <2 x i32> <i32 42, i32 -7>
-; CHECK-NEXT: ret <2 x i32> [[R]]
-;
- %sext = sext <2 x i1> %y to <2 x i32>
- %r = or <2 x i32> <i32 42, i32 -7>, %sext
- ret <2 x i32> %r
-}
-
-define <2 x i32> @sext_to_sel_swap(<2 x i32> %px, <2 x i1> %y) {
-; CHECK-LABEL: @sext_to_sel_swap(
-; CHECK-NEXT: [[X:%.*]] = mul <2 x i32> [[PX:%.*]], [[PX]]
-; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[Y:%.*]], <2 x i32> <i32 -1, i32 -1>, <2 x i32> [[X]]
-; CHECK-NEXT: ret <2 x i32> [[R]]
-;
- %x = mul <2 x i32> %px, %px ; thwart complexity-based canonicalization
- %sext = sext <2 x i1> %y to <2 x i32>
- %r = or <2 x i32> %x, %sext
- ret <2 x i32> %r
-}
-
-define i32 @sext_to_sel_multi_use(i32 %x, i1 %y) {
-; CHECK-LABEL: @sext_to_sel_multi_use(
-; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
-; CHECK-NEXT: call void @use(i32 [[SEXT]])
-; CHECK-NEXT: [[R:%.*]] = or i32 [[SEXT]], [[X:%.*]]
-; CHECK-NEXT: ret i32 [[R]]
-;
- %sext = sext i1 %y to i32
- call void @use(i32 %sext)
- %r = or i32 %sext, %x
- ret i32 %r
-}
-
-define i32 @sext_to_sel_multi_use_constant_mask(i1 %y) {
-; CHECK-LABEL: @sext_to_sel_multi_use_constant_mask(
-; CHECK-NEXT: [[SEXT:%.*]] = sext i1 [[Y:%.*]] to i32
-; CHECK-NEXT: call void @use(i32 [[SEXT]])
-; CHECK-NEXT: [[R:%.*]] = select i1 [[Y]], i32 -1, i32 42
-; CHECK-NEXT: ret i32 [[R]]
-;
- %sext = sext i1 %y to i32
- call void @use(i32 %sext)
- %r = or i32 %sext, 42
- ret i32 %r
-}
-
; (~A & B) | A --> A | B
define i32 @test39a(i32 %a, float %b) {
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