[llvm] d84b4e1 - [AArch64][x86] add tests for rotated store merge; NFC
Sanjay Patel via llvm-commits
llvm-commits at lists.llvm.org
Fri Jul 10 08:29:03 PDT 2020
Author: Sanjay Patel
Date: 2020-07-10T11:28:51-04:00
New Revision: d84b4e163da7fba26594f960fca10fa31f7c611a
URL: https://github.com/llvm/llvm-project/commit/d84b4e163da7fba26594f960fca10fa31f7c611a
DIFF: https://github.com/llvm/llvm-project/commit/d84b4e163da7fba26594f960fca10fa31f7c611a.diff
LOG: [AArch64][x86] add tests for rotated store merge; NFC
Added:
Modified:
llvm/test/CodeGen/AArch64/merge-store-dependency.ll
llvm/test/CodeGen/X86/stores-merging.ll
Removed:
################################################################################
diff --git a/llvm/test/CodeGen/AArch64/merge-store-dependency.ll b/llvm/test/CodeGen/AArch64/merge-store-dependency.ll
index 5613db1e5214..77b7012d2ed1 100644
--- a/llvm/test/CodeGen/AArch64/merge-store-dependency.ll
+++ b/llvm/test/CodeGen/AArch64/merge-store-dependency.ll
@@ -50,7 +50,6 @@ define void @test(%struct1* %fde, i32 %fd, void (i32, i32, i8*)* %func, i8* %arg
; A53-NEXT: // =>This Inner Loop Header: Depth=1
; A53-NEXT: b .LBB0_4
entry:
-
%0 = bitcast %struct1* %fde to i8*
tail call void @llvm.memset.p0i8.i64(i8* align 8 %0, i8 0, i64 40, i1 false)
%state = getelementptr inbounds %struct1, %struct1* %fde, i64 0, i32 4
@@ -96,6 +95,110 @@ exit:
ret void
}
+define void @rotate16_in_place(i8* %p) {
+; A53-LABEL: rotate16_in_place:
+; A53: // %bb.0:
+; A53-NEXT: ldrb w8, [x0, #1]
+; A53-NEXT: ldrb w9, [x0]
+; A53-NEXT: strb w8, [x0]
+; A53-NEXT: strb w9, [x0, #1]
+; A53-NEXT: ret
+ %p0 = getelementptr i8, i8* %p, i64 0
+ %p1 = getelementptr i8, i8* %p, i64 1
+ %i0 = load i8, i8* %p0, align 1
+ %i1 = load i8, i8* %p1, align 1
+ store i8 %i1, i8* %p0, align 1
+ store i8 %i0, i8* %p1, align 1
+ ret void
+}
+
+define void @rotate16(i8* %p, i8* %q) {
+; A53-LABEL: rotate16:
+; A53: // %bb.0:
+; A53-NEXT: ldrb w8, [x0, #1]
+; A53-NEXT: ldrb w9, [x0]
+; A53-NEXT: strb w8, [x1]
+; A53-NEXT: strb w9, [x1, #1]
+; A53-NEXT: ret
+ %p0 = getelementptr i8, i8* %p, i64 0
+ %p1 = getelementptr i8, i8* %p, i64 1
+ %q0 = getelementptr i8, i8* %q, i64 0
+ %q1 = getelementptr i8, i8* %q, i64 1
+ %i0 = load i8, i8* %p0, align 1
+ %i1 = load i8, i8* %p1, align 1
+ store i8 %i1, i8* %q0, align 1
+ store i8 %i0, i8* %q1, align 1
+ ret void
+}
+
+define void @rotate32_in_place(i16* %p) {
+; A53-LABEL: rotate32_in_place:
+; A53: // %bb.0:
+; A53-NEXT: ldrh w8, [x0, #2]
+; A53-NEXT: ldrh w9, [x0]
+; A53-NEXT: strh w8, [x0]
+; A53-NEXT: strh w9, [x0, #2]
+; A53-NEXT: ret
+ %p0 = getelementptr i16, i16* %p, i64 0
+ %p1 = getelementptr i16, i16* %p, i64 1
+ %i0 = load i16, i16* %p0, align 2
+ %i1 = load i16, i16* %p1, align 2
+ store i16 %i1, i16* %p0, align 2
+ store i16 %i0, i16* %p1, align 2
+ ret void
+}
+
+define void @rotate32(i16* %p) {
+; A53-LABEL: rotate32:
+; A53: // %bb.0:
+; A53-NEXT: ldrh w8, [x0, #2]
+; A53-NEXT: ldrh w9, [x0]
+; A53-NEXT: strh w8, [x0, #84]
+; A53-NEXT: strh w9, [x0, #86]
+; A53-NEXT: ret
+ %p0 = getelementptr i16, i16* %p, i64 0
+ %p1 = getelementptr i16, i16* %p, i64 1
+ %p42 = getelementptr i16, i16* %p, i64 42
+ %p43 = getelementptr i16, i16* %p, i64 43
+ %i0 = load i16, i16* %p0, align 2
+ %i1 = load i16, i16* %p1, align 2
+ store i16 %i1, i16* %p42, align 2
+ store i16 %i0, i16* %p43, align 2
+ ret void
+}
+
+define void @rotate64_in_place(i32* %p) {
+; A53-LABEL: rotate64_in_place:
+; A53: // %bb.0:
+; A53-NEXT: ldp w9, w8, [x0]
+; A53-NEXT: stp w8, w9, [x0]
+; A53-NEXT: ret
+ %p0 = getelementptr i32, i32* %p, i64 0
+ %p1 = getelementptr i32, i32* %p, i64 1
+ %i0 = load i32, i32* %p0, align 4
+ %i1 = load i32, i32* %p1, align 4
+ store i32 %i1, i32* %p0, align 4
+ store i32 %i0, i32* %p1, align 4
+ ret void
+}
+
+define void @rotate64(i32* %p) {
+; A53-LABEL: rotate64:
+; A53: // %bb.0:
+; A53-NEXT: ldp w9, w8, [x0]
+; A53-NEXT: stp w8, w9, [x0, #8]
+; A53-NEXT: ret
+ %p0 = getelementptr i32, i32* %p, i64 0
+ %p1 = getelementptr i32, i32* %p, i64 1
+ %p2 = getelementptr i32, i32* %p, i64 2
+ %p3 = getelementptr i32, i32* %p, i64 3
+ %i0 = load i32, i32* %p0, align 4
+ %i1 = load i32, i32* %p1, align 4
+ store i32 %i1, i32* %p2, align 4
+ store i32 %i0, i32* %p3, align 4
+ ret void
+}
+
declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i1)
declare i32 @fcntl(i32, i32, ...)
declare noalias i8* @foo()
diff --git a/llvm/test/CodeGen/X86/stores-merging.ll b/llvm/test/CodeGen/X86/stores-merging.ll
index 6420ac7dc3ed..768684067f32 100644
--- a/llvm/test/CodeGen/X86/stores-merging.ll
+++ b/llvm/test/CodeGen/X86/stores-merging.ll
@@ -242,3 +242,200 @@ define void @pr43446_1(i8* %a) {
store i1 true, i1* %b, align 1
ret void
}
+
+define void @rotate16_in_place(i8* %p) {
+; CHECK-LABEL: rotate16_in_place:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movb (%rdi), %al
+; CHECK-NEXT: movb 1(%rdi), %cl
+; CHECK-NEXT: movb %cl, (%rdi)
+; CHECK-NEXT: movb %al, 1(%rdi)
+; CHECK-NEXT: retq
+ %p0 = getelementptr i8, i8* %p, i64 0
+ %p1 = getelementptr i8, i8* %p, i64 1
+ %i0 = load i8, i8* %p0, align 1
+ %i1 = load i8, i8* %p1, align 1
+ store i8 %i1, i8* %p0, align 1
+ store i8 %i0, i8* %p1, align 1
+ ret void
+}
+
+define void @rotate16(i8* %p, i8* %q) {
+; CHECK-LABEL: rotate16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movb (%rdi), %al
+; CHECK-NEXT: movb 1(%rdi), %cl
+; CHECK-NEXT: movb %cl, (%rsi)
+; CHECK-NEXT: movb %al, 1(%rsi)
+; CHECK-NEXT: retq
+ %p0 = getelementptr i8, i8* %p, i64 0
+ %p1 = getelementptr i8, i8* %p, i64 1
+ %q0 = getelementptr i8, i8* %q, i64 0
+ %q1 = getelementptr i8, i8* %q, i64 1
+ %i0 = load i8, i8* %p0, align 1
+ %i1 = load i8, i8* %p1, align 1
+ store i8 %i1, i8* %q0, align 1
+ store i8 %i0, i8* %q1, align 1
+ ret void
+}
+
+define void @rotate32_in_place(i16* %p) {
+; CHECK-LABEL: rotate32_in_place:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movzwl (%rdi), %eax
+; CHECK-NEXT: movzwl 2(%rdi), %ecx
+; CHECK-NEXT: movw %cx, (%rdi)
+; CHECK-NEXT: movw %ax, 2(%rdi)
+; CHECK-NEXT: retq
+ %p0 = getelementptr i16, i16* %p, i64 0
+ %p1 = getelementptr i16, i16* %p, i64 1
+ %i0 = load i16, i16* %p0, align 2
+ %i1 = load i16, i16* %p1, align 2
+ store i16 %i1, i16* %p0, align 2
+ store i16 %i0, i16* %p1, align 2
+ ret void
+}
+
+define void @rotate32(i16* %p) {
+; CHECK-LABEL: rotate32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movzwl (%rdi), %eax
+; CHECK-NEXT: movzwl 2(%rdi), %ecx
+; CHECK-NEXT: movw %cx, 84(%rdi)
+; CHECK-NEXT: movw %ax, 86(%rdi)
+; CHECK-NEXT: retq
+ %p0 = getelementptr i16, i16* %p, i64 0
+ %p1 = getelementptr i16, i16* %p, i64 1
+ %p42 = getelementptr i16, i16* %p, i64 42
+ %p43 = getelementptr i16, i16* %p, i64 43
+ %i0 = load i16, i16* %p0, align 2
+ %i1 = load i16, i16* %p1, align 2
+ store i16 %i1, i16* %p42, align 2
+ store i16 %i0, i16* %p43, align 2
+ ret void
+}
+
+define void @rotate64_in_place(i32* %p) {
+; CHECK-LABEL: rotate64_in_place:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movl (%rdi), %eax
+; CHECK-NEXT: movl 4(%rdi), %ecx
+; CHECK-NEXT: movl %ecx, (%rdi)
+; CHECK-NEXT: movl %eax, 4(%rdi)
+; CHECK-NEXT: retq
+ %p0 = getelementptr i32, i32* %p, i64 0
+ %p1 = getelementptr i32, i32* %p, i64 1
+ %i0 = load i32, i32* %p0, align 4
+ %i1 = load i32, i32* %p1, align 4
+ store i32 %i1, i32* %p0, align 4
+ store i32 %i0, i32* %p1, align 4
+ ret void
+}
+
+define void @rotate64(i32* %p) {
+; CHECK-LABEL: rotate64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movl (%rdi), %eax
+; CHECK-NEXT: movl 4(%rdi), %ecx
+; CHECK-NEXT: movl %ecx, 8(%rdi)
+; CHECK-NEXT: movl %eax, 12(%rdi)
+; CHECK-NEXT: retq
+ %p0 = getelementptr i32, i32* %p, i64 0
+ %p1 = getelementptr i32, i32* %p, i64 1
+ %p2 = getelementptr i32, i32* %p, i64 2
+ %p3 = getelementptr i32, i32* %p, i64 3
+ %i0 = load i32, i32* %p0, align 4
+ %i1 = load i32, i32* %p1, align 4
+ store i32 %i1, i32* %p2, align 4
+ store i32 %i0, i32* %p3, align 4
+ ret void
+}
+
+define void @rotate64_iterate(i16* %p) {
+; CHECK-LABEL: rotate64_iterate:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movl (%rdi), %eax
+; CHECK-NEXT: movl 4(%rdi), %ecx
+; CHECK-NEXT: movl %ecx, 84(%rdi)
+; CHECK-NEXT: movl %eax, 88(%rdi)
+; CHECK-NEXT: retq
+ %p0 = getelementptr i16, i16* %p, i64 0
+ %p1 = getelementptr i16, i16* %p, i64 1
+ %p2 = getelementptr i16, i16* %p, i64 2
+ %p3 = getelementptr i16, i16* %p, i64 3
+ %p42 = getelementptr i16, i16* %p, i64 42
+ %p43 = getelementptr i16, i16* %p, i64 43
+ %p44 = getelementptr i16, i16* %p, i64 44
+ %p45 = getelementptr i16, i16* %p, i64 45
+ %i0 = load i16, i16* %p0, align 2
+ %i1 = load i16, i16* %p1, align 2
+ %i2 = load i16, i16* %p2, align 2
+ %i3 = load i16, i16* %p3, align 2
+ store i16 %i2, i16* %p42, align 2
+ store i16 %i3, i16* %p43, align 2
+ store i16 %i0, i16* %p44, align 2
+ store i16 %i1, i16* %p45, align 2
+ ret void
+}
+
+define void @rotate32_consecutive(i16* %p) {
+; CHECK-LABEL: rotate32_consecutive:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movzwl (%rdi), %eax
+; CHECK-NEXT: movzwl 2(%rdi), %ecx
+; CHECK-NEXT: movzwl 4(%rdi), %edx
+; CHECK-NEXT: movzwl 6(%rdi), %esi
+; CHECK-NEXT: movw %cx, 84(%rdi)
+; CHECK-NEXT: movw %ax, 86(%rdi)
+; CHECK-NEXT: movw %si, 88(%rdi)
+; CHECK-NEXT: movw %dx, 90(%rdi)
+; CHECK-NEXT: retq
+ %p0 = getelementptr i16, i16* %p, i64 0
+ %p1 = getelementptr i16, i16* %p, i64 1
+ %p2 = getelementptr i16, i16* %p, i64 2
+ %p3 = getelementptr i16, i16* %p, i64 3
+ %p42 = getelementptr i16, i16* %p, i64 42
+ %p43 = getelementptr i16, i16* %p, i64 43
+ %p44 = getelementptr i16, i16* %p, i64 44
+ %p45 = getelementptr i16, i16* %p, i64 45
+ %i0 = load i16, i16* %p0, align 2
+ %i1 = load i16, i16* %p1, align 2
+ %i2 = load i16, i16* %p2, align 2
+ %i3 = load i16, i16* %p3, align 2
+ store i16 %i1, i16* %p42, align 2
+ store i16 %i0, i16* %p43, align 2
+ store i16 %i3, i16* %p44, align 2
+ store i16 %i2, i16* %p45, align 2
+ ret void
+}
+
+define void @rotate32_twice(i16* %p) {
+; CHECK-LABEL: rotate32_twice:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movzwl (%rdi), %eax
+; CHECK-NEXT: movzwl 2(%rdi), %ecx
+; CHECK-NEXT: movzwl 4(%rdi), %edx
+; CHECK-NEXT: movzwl 6(%rdi), %esi
+; CHECK-NEXT: movw %cx, 84(%rdi)
+; CHECK-NEXT: movw %ax, 86(%rdi)
+; CHECK-NEXT: movw %si, 108(%rdi)
+; CHECK-NEXT: movw %dx, 110(%rdi)
+; CHECK-NEXT: retq
+ %p0 = getelementptr i16, i16* %p, i64 0
+ %p1 = getelementptr i16, i16* %p, i64 1
+ %p2 = getelementptr i16, i16* %p, i64 2
+ %p3 = getelementptr i16, i16* %p, i64 3
+ %p42 = getelementptr i16, i16* %p, i64 42
+ %p43 = getelementptr i16, i16* %p, i64 43
+ %p54 = getelementptr i16, i16* %p, i64 54
+ %p55 = getelementptr i16, i16* %p, i64 55
+ %i0 = load i16, i16* %p0, align 2
+ %i1 = load i16, i16* %p1, align 2
+ %i2 = load i16, i16* %p2, align 2
+ %i3 = load i16, i16* %p3, align 2
+ store i16 %i1, i16* %p42, align 2
+ store i16 %i0, i16* %p43, align 2
+ store i16 %i3, i16* %p54, align 2
+ store i16 %i2, i16* %p55, align 2
+ ret void
+}
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