[llvm] c7d995d - [Test] Add swapped tests for D143726
Max Kazantsev via llvm-commits
llvm-commits at lists.llvm.org
Thu Mar 9 22:14:37 PST 2023
Author: Max Kazantsev
Date: 2023-03-10T13:14:15+07:00
New Revision: c7d995d9def99cc92202f48930275731f9a81469
URL: https://github.com/llvm/llvm-project/commit/c7d995d9def99cc92202f48930275731f9a81469
DIFF: https://github.com/llvm/llvm-project/commit/c7d995d9def99cc92202f48930275731f9a81469.diff
LOG: [Test] Add swapped tests for D143726
Added:
Modified:
llvm/test/Transforms/LICM/min_max.ll
Removed:
################################################################################
diff --git a/llvm/test/Transforms/LICM/min_max.ll b/llvm/test/Transforms/LICM/min_max.ll
index 0eeef1880c897..d987d7e01298e 100644
--- a/llvm/test/Transforms/LICM/min_max.ll
+++ b/llvm/test/Transforms/LICM/min_max.ll
@@ -496,3 +496,251 @@ loop:
exit:
ret i32 %iv
}
+
+; TODO: turn to %iv <u umin(inv_1, inv_2) and hoist it out of loop.
+define i32 @test_ult_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
+; CHECK-LABEL: @test_ult_swapped(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br label [[LOOP:%.*]]
+; CHECK: loop:
+; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
+; CHECK-NEXT: [[CMP_1:%.*]] = icmp ugt i32 [[INV_1:%.*]], [[IV]]
+; CHECK-NEXT: [[CMP_2:%.*]] = icmp ugt i32 [[INV_2:%.*]], [[IV]]
+; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
+; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
+; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
+; CHECK: exit:
+; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
+; CHECK-NEXT: ret i32 [[IV_LCSSA]]
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i32 [%start, %entry], [%iv.next, %loop]
+ %cmp_1 = icmp ugt i32 %inv_1, %iv
+ %cmp_2 = icmp ugt i32 %inv_2, %iv
+ %loop_cond = and i1 %cmp_1, %cmp_2
+ %iv.next = add i32 %iv, 1
+ br i1 %loop_cond, label %loop, label %exit
+
+exit:
+ ret i32 %iv
+}
+
+; TODO: turn to %iv <=u umin(inv_1, inv_2) and hoist it out of loop.
+define i32 @test_ule_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
+; CHECK-LABEL: @test_ule_swapped(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br label [[LOOP:%.*]]
+; CHECK: loop:
+; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
+; CHECK-NEXT: [[CMP_1:%.*]] = icmp uge i32 [[INV_1:%.*]], [[IV]]
+; CHECK-NEXT: [[CMP_2:%.*]] = icmp uge i32 [[INV_2:%.*]], [[IV]]
+; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
+; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
+; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
+; CHECK: exit:
+; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
+; CHECK-NEXT: ret i32 [[IV_LCSSA]]
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i32 [%start, %entry], [%iv.next, %loop]
+ %cmp_1 = icmp uge i32 %inv_1, %iv
+ %cmp_2 = icmp uge i32 %inv_2, %iv
+ %loop_cond = and i1 %cmp_1, %cmp_2
+ %iv.next = add i32 %iv, 1
+ br i1 %loop_cond, label %loop, label %exit
+
+exit:
+ ret i32 %iv
+}
+
+; TODO: turn to %iv <s smin(inv_1, inv_2) and hoist it out of loop.
+define i32 @test_slt_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
+; CHECK-LABEL: @test_slt_swapped(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br label [[LOOP:%.*]]
+; CHECK: loop:
+; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
+; CHECK-NEXT: [[CMP_1:%.*]] = icmp sgt i32 [[INV_1:%.*]], [[IV]]
+; CHECK-NEXT: [[CMP_2:%.*]] = icmp sgt i32 [[INV_2:%.*]], [[IV]]
+; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
+; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
+; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
+; CHECK: exit:
+; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
+; CHECK-NEXT: ret i32 [[IV_LCSSA]]
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i32 [%start, %entry], [%iv.next, %loop]
+ %cmp_1 = icmp sgt i32 %inv_1, %iv
+ %cmp_2 = icmp sgt i32 %inv_2, %iv
+ %loop_cond = and i1 %cmp_1, %cmp_2
+ %iv.next = add i32 %iv, 1
+ br i1 %loop_cond, label %loop, label %exit
+
+exit:
+ ret i32 %iv
+}
+
+; TODO: turn to %iv <=s smin(inv_1, inv_2) and hoist it out of loop.
+define i32 @test_sle_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
+; CHECK-LABEL: @test_sle_swapped(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br label [[LOOP:%.*]]
+; CHECK: loop:
+; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
+; CHECK-NEXT: [[CMP_1:%.*]] = icmp sge i32 [[INV_1:%.*]], [[IV]]
+; CHECK-NEXT: [[CMP_2:%.*]] = icmp sge i32 [[INV_2:%.*]], [[IV]]
+; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
+; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
+; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
+; CHECK: exit:
+; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
+; CHECK-NEXT: ret i32 [[IV_LCSSA]]
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i32 [%start, %entry], [%iv.next, %loop]
+ %cmp_1 = icmp sge i32 %inv_1, %iv
+ %cmp_2 = icmp sge i32 %inv_2, %iv
+ %loop_cond = and i1 %cmp_1, %cmp_2
+ %iv.next = add i32 %iv, 1
+ br i1 %loop_cond, label %loop, label %exit
+
+exit:
+ ret i32 %iv
+}
+
+; TODO: turn to %iv >u umax(inv_1, inv_2) and hoist it out of loop.
+define i32 @test_ugt_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
+; CHECK-LABEL: @test_ugt_swapped(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br label [[LOOP:%.*]]
+; CHECK: loop:
+; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
+; CHECK-NEXT: [[CMP_1:%.*]] = icmp ult i32 [[INV_1:%.*]], [[IV]]
+; CHECK-NEXT: [[CMP_2:%.*]] = icmp ult i32 [[INV_2:%.*]], [[IV]]
+; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
+; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
+; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
+; CHECK: exit:
+; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
+; CHECK-NEXT: ret i32 [[IV_LCSSA]]
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i32 [%start, %entry], [%iv.next, %loop]
+ %cmp_1 = icmp ult i32 %inv_1, %iv
+ %cmp_2 = icmp ult i32 %inv_2, %iv
+ %loop_cond = and i1 %cmp_1, %cmp_2
+ %iv.next = add i32 %iv, 1
+ br i1 %loop_cond, label %loop, label %exit
+
+exit:
+ ret i32 %iv
+}
+
+; TODO: turn to %iv >=u umax(inv_1, inv_2) and hoist it out of loop.
+define i32 @test_uge_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
+; CHECK-LABEL: @test_uge_swapped(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br label [[LOOP:%.*]]
+; CHECK: loop:
+; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
+; CHECK-NEXT: [[CMP_1:%.*]] = icmp ule i32 [[INV_1:%.*]], [[IV]]
+; CHECK-NEXT: [[CMP_2:%.*]] = icmp ule i32 [[INV_2:%.*]], [[IV]]
+; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
+; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
+; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
+; CHECK: exit:
+; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
+; CHECK-NEXT: ret i32 [[IV_LCSSA]]
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i32 [%start, %entry], [%iv.next, %loop]
+ %cmp_1 = icmp ule i32 %inv_1, %iv
+ %cmp_2 = icmp ule i32 %inv_2, %iv
+ %loop_cond = and i1 %cmp_1, %cmp_2
+ %iv.next = add i32 %iv, 1
+ br i1 %loop_cond, label %loop, label %exit
+
+exit:
+ ret i32 %iv
+}
+
+; TODO: turn to %iv >s smax(inv_1, inv_2) and hoist it out of loop.
+define i32 @test_sgt_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
+; CHECK-LABEL: @test_sgt_swapped(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br label [[LOOP:%.*]]
+; CHECK: loop:
+; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
+; CHECK-NEXT: [[CMP_1:%.*]] = icmp slt i32 [[INV_1:%.*]], [[IV]]
+; CHECK-NEXT: [[CMP_2:%.*]] = icmp slt i32 [[INV_2:%.*]], [[IV]]
+; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
+; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
+; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
+; CHECK: exit:
+; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
+; CHECK-NEXT: ret i32 [[IV_LCSSA]]
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i32 [%start, %entry], [%iv.next, %loop]
+ %cmp_1 = icmp slt i32 %inv_1, %iv
+ %cmp_2 = icmp slt i32 %inv_2, %iv
+ %loop_cond = and i1 %cmp_1, %cmp_2
+ %iv.next = add i32 %iv, 1
+ br i1 %loop_cond, label %loop, label %exit
+
+exit:
+ ret i32 %iv
+}
+
+; TODO: turn to %iv >=s smax(inv_1, inv_2) and hoist it out of loop.
+define i32 @test_sge_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
+; CHECK-LABEL: @test_sge_swapped(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br label [[LOOP:%.*]]
+; CHECK: loop:
+; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
+; CHECK-NEXT: [[CMP_1:%.*]] = icmp sle i32 [[INV_1:%.*]], [[IV]]
+; CHECK-NEXT: [[CMP_2:%.*]] = icmp sle i32 [[INV_2:%.*]], [[IV]]
+; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
+; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
+; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
+; CHECK: exit:
+; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
+; CHECK-NEXT: ret i32 [[IV_LCSSA]]
+;
+entry:
+ br label %loop
+
+loop:
+ %iv = phi i32 [%start, %entry], [%iv.next, %loop]
+ %cmp_1 = icmp sle i32 %inv_1, %iv
+ %cmp_2 = icmp sle i32 %inv_2, %iv
+ %loop_cond = and i1 %cmp_1, %cmp_2
+ %iv.next = add i32 %iv, 1
+ br i1 %loop_cond, label %loop, label %exit
+
+exit:
+ ret i32 %iv
+}
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