[llvm] b966fb0 - [InstCombine] Precommit tests for D139253; NFC
via llvm-commits
llvm-commits at lists.llvm.org
Mon Dec 5 08:01:11 PST 2022
Author: chenglin.bi
Date: 2022-12-06T00:00:54+08:00
New Revision: b966fb08a2955a61a11dd473a5419fb648cbb3f5
URL: https://github.com/llvm/llvm-project/commit/b966fb08a2955a61a11dd473a5419fb648cbb3f5
DIFF: https://github.com/llvm/llvm-project/commit/b966fb08a2955a61a11dd473a5419fb648cbb3f5.diff
LOG: [InstCombine] Precommit tests for D139253; NFC
Added:
Modified:
llvm/test/Transforms/InstCombine/select-cmp.ll
Removed:
################################################################################
diff --git a/llvm/test/Transforms/InstCombine/select-cmp.ll b/llvm/test/Transforms/InstCombine/select-cmp.ll
index 4abfd31e512a..a39f48dcbe72 100644
--- a/llvm/test/Transforms/InstCombine/select-cmp.ll
+++ b/llvm/test/Transforms/InstCombine/select-cmp.ll
@@ -122,10 +122,112 @@ define i1 @icmp_common_one_use_1(i1 %c, i8 %x, i8 %y, i8 %z) {
ret i1 %r
}
-; negative test: pred is not eq/ne
+define i1 @icmp_slt_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_slt_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp slt i6 [[X:%.*]], [[Y:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp slt i6 [[X]], [[Z:%.*]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp slt i6 %x, %y
+ %cmp2 = icmp slt i6 %x, %z
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
+define i1 @icmp_sgt_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_sgt_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp sgt i6 [[X:%.*]], [[Y:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp sgt i6 [[X]], [[Z:%.*]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp sgt i6 %x, %y
+ %cmp2 = icmp sgt i6 %x, %z
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
+define i1 @icmp_sle_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_sle_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp sle i6 [[Y:%.*]], [[X:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp sle i6 [[Z:%.*]], [[X]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp sle i6 %y, %x
+ %cmp2 = icmp sle i6 %z, %x
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
+define i1 @icmp_sge_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_sge_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp sge i6 [[Y:%.*]], [[X:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp sge i6 [[Z:%.*]], [[X]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp sge i6 %y, %x
+ %cmp2 = icmp sge i6 %z, %x
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
+define i1 @icmp_slt_sgt_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_slt_sgt_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp slt i6 [[X:%.*]], [[Y:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp sgt i6 [[Z:%.*]], [[X]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp slt i6 %x, %y
+ %cmp2 = icmp sgt i6 %z, %x
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
+define i1 @icmp_sle_sge_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_sle_sge_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp sle i6 [[Y:%.*]], [[X:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp sge i6 [[X]], [[Z:%.*]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp sle i6 %y, %x
+ %cmp2 = icmp sge i6 %x, %z
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
+define i1 @icmp_ult_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_ult_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i6 [[X:%.*]], [[Y:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp ult i6 [[X]], [[Z:%.*]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp ult i6 %x, %y
+ %cmp2 = icmp ult i6 %x, %z
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
+define i1 @icmp_ule_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_ule_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp ule i6 [[Y:%.*]], [[X:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp ule i6 [[Z:%.*]], [[X]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp ule i6 %y, %x
+ %cmp2 = icmp ule i6 %z, %x
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
-define i1 @icmp_common_pred_not_eqne(i1 %c, i8 %x, i8 %y, i8 %z) {
-; CHECK-LABEL: @icmp_common_pred_not_eqne(
+define i1 @icmp_ugt_common(i1 %c, i8 %x, i8 %y, i8 %z) {
+; CHECK-LABEL: @icmp_ugt_common(
; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt i8 [[Y:%.*]], [[X:%.*]]
; CHECK-NEXT: [[CMP2:%.*]] = icmp ugt i8 [[Z:%.*]], [[X]]
; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
@@ -137,6 +239,45 @@ define i1 @icmp_common_pred_not_eqne(i1 %c, i8 %x, i8 %y, i8 %z) {
ret i1 %r
}
+define i1 @icmp_uge_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_uge_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp uge i6 [[Y:%.*]], [[X:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp uge i6 [[Z:%.*]], [[X]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp uge i6 %y, %x
+ %cmp2 = icmp uge i6 %z, %x
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
+define i1 @icmp_ult_ugt_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_ult_ugt_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i6 [[X:%.*]], [[Y:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp ugt i6 [[Z:%.*]], [[X]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp ult i6 %x, %y
+ %cmp2 = icmp ugt i6 %z, %x
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
+define i1 @icmp_ule_uge_common(i1 %c, i6 %x, i6 %y, i6 %z) {
+; CHECK-LABEL: @icmp_ule_uge_common(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp ule i6 [[Y:%.*]], [[X:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp uge i6 [[X]], [[Z:%.*]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp ule i6 %y, %x
+ %cmp2 = icmp uge i6 %x, %z
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
; negative test: pred is not the same
define i1 @icmp_common_pred_
diff erent(i1 %c, i8 %x, i8 %y, i8 %z) {
@@ -152,6 +293,36 @@ define i1 @icmp_common_pred_
diff erent(i1 %c, i8 %x, i8 %y, i8 %z) {
ret i1 %r
}
+; negative test: two pred is not swap
+
+define i1 @icmp_common_pred_not_swap(i1 %c, i8 %x, i8 %y, i8 %z) {
+; CHECK-LABEL: @icmp_common_pred_not_swap(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp slt i8 [[Y:%.*]], [[X:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp sle i8 [[Z:%.*]], [[X]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp slt i8 %y, %x
+ %cmp2 = icmp sle i8 %z, %x
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
+; negative test: not commute pred
+
+define i1 @icmp_common_pred_not_commute_pred(i1 %c, i8 %x, i8 %y, i8 %z) {
+; CHECK-LABEL: @icmp_common_pred_not_commute_pred(
+; CHECK-NEXT: [[CMP1:%.*]] = icmp slt i8 [[Y:%.*]], [[X:%.*]]
+; CHECK-NEXT: [[CMP2:%.*]] = icmp sgt i8 [[Z:%.*]], [[X]]
+; CHECK-NEXT: [[R:%.*]] = select i1 [[C:%.*]], i1 [[CMP1]], i1 [[CMP2]]
+; CHECK-NEXT: ret i1 [[R]]
+;
+ %cmp1 = icmp slt i8 %y, %x
+ %cmp2 = icmp sgt i8 %z, %x
+ %r = select i1 %c, i1 %cmp1, i1 %cmp2
+ ret i1 %r
+}
+
; negative test: both icmp is not one-use
define i1 @icmp_common_one_use_0(i1 %c, i8 %x, i8 %y, i8 %z) {
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