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TheRock/compiler/amd-llvm/llvm/test/Transforms/InstCombine/loadstore-alignment.ll
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=instcombine -S < %s | FileCheck %s
target datalayout = "E-p:64:64:64-p1:64:64:64-p2:32:32:32-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
@x = external global <2 x i64>, align 16
@xx = external global [13 x <2 x i64>], align 16
@x.as2 = external addrspace(2) global <2 x i64>, align 16
define <2 x i64> @static_hem() {
; CHECK-LABEL: @static_hem(
; CHECK-NEXT: [[L:%.*]] = load <2 x i64>, ptr getelementptr (i8, ptr @x, i64 112), align 1
; CHECK-NEXT: ret <2 x i64> [[L]]
;
%t = getelementptr <2 x i64>, ptr @x, i32 7
%l = load <2 x i64>, ptr %t, align 1
ret <2 x i64> %l
}
define <2 x i64> @hem(i32 %i) {
; CHECK-LABEL: @hem(
; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[I:%.*]] to i64
; CHECK-NEXT: [[T:%.*]] = getelementptr [16 x i8], ptr @x, i64 [[TMP1]]
; CHECK-NEXT: [[L:%.*]] = load <2 x i64>, ptr [[T]], align 1
; CHECK-NEXT: ret <2 x i64> [[L]]
;
%t = getelementptr <2 x i64>, ptr @x, i32 %i
%l = load <2 x i64>, ptr %t, align 1
ret <2 x i64> %l
}
define <2 x i64> @hem_2d(i32 %i, i32 %j) {
; CHECK-LABEL: @hem_2d(
; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[I:%.*]] to i64
; CHECK-NEXT: [[TMP2:%.*]] = sext i32 [[J:%.*]] to i64
; CHECK-NEXT: [[T_SPLIT:%.*]] = getelementptr [208 x i8], ptr @xx, i64 [[TMP1]]
; CHECK-NEXT: [[T:%.*]] = getelementptr [16 x i8], ptr [[T_SPLIT]], i64 [[TMP2]]
; CHECK-NEXT: [[L:%.*]] = load <2 x i64>, ptr [[T]], align 1
; CHECK-NEXT: ret <2 x i64> [[L]]
;
%t = getelementptr [13 x <2 x i64>], ptr @xx, i32 %i, i32 %j
%l = load <2 x i64>, ptr %t, align 1
ret <2 x i64> %l
}
define <2 x i64> @foo() {
; CHECK-LABEL: @foo(
; CHECK-NEXT: [[L:%.*]] = load <2 x i64>, ptr @x, align 1
; CHECK-NEXT: ret <2 x i64> [[L]]
;
%l = load <2 x i64>, ptr @x, align 1
ret <2 x i64> %l
}
define <2 x i64> @bar() {
; CHECK-LABEL: @bar(
; CHECK-NEXT: [[T:%.*]] = alloca <2 x i64>, align 16
; CHECK-NEXT: call void @kip(ptr nonnull [[T]])
; CHECK-NEXT: [[L:%.*]] = load <2 x i64>, ptr [[T]], align 1
; CHECK-NEXT: ret <2 x i64> [[L]]
;
%t = alloca <2 x i64>
call void @kip(ptr %t)
%l = load <2 x i64>, ptr %t, align 1
ret <2 x i64> %l
}
define void @static_hem_store(<2 x i64> %y) {
; CHECK-LABEL: @static_hem_store(
; CHECK-NEXT: store <2 x i64> [[Y:%.*]], ptr getelementptr (i8, ptr @x, i64 112), align 1
; CHECK-NEXT: ret void
;
%t = getelementptr <2 x i64>, ptr @x, i32 7
store <2 x i64> %y, ptr %t, align 1
ret void
}
define void @hem_store(i32 %i, <2 x i64> %y) {
; CHECK-LABEL: @hem_store(
; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[I:%.*]] to i64
; CHECK-NEXT: [[T:%.*]] = getelementptr [16 x i8], ptr @x, i64 [[TMP1]]
; CHECK-NEXT: store <2 x i64> [[Y:%.*]], ptr [[T]], align 1
; CHECK-NEXT: ret void
;
%t = getelementptr <2 x i64>, ptr @x, i32 %i
store <2 x i64> %y, ptr %t, align 1
ret void
}
define void @hem_2d_store(i32 %i, i32 %j, <2 x i64> %y) {
; CHECK-LABEL: @hem_2d_store(
; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[I:%.*]] to i64
; CHECK-NEXT: [[TMP2:%.*]] = sext i32 [[J:%.*]] to i64
; CHECK-NEXT: [[T_SPLIT:%.*]] = getelementptr [208 x i8], ptr @xx, i64 [[TMP1]]
; CHECK-NEXT: [[T:%.*]] = getelementptr [16 x i8], ptr [[T_SPLIT]], i64 [[TMP2]]
; CHECK-NEXT: store <2 x i64> [[Y:%.*]], ptr [[T]], align 1
; CHECK-NEXT: ret void
;
%t = getelementptr [13 x <2 x i64>], ptr @xx, i32 %i, i32 %j
store <2 x i64> %y, ptr %t, align 1
ret void
}
define void @foo_store(<2 x i64> %y) {
; CHECK-LABEL: @foo_store(
; CHECK-NEXT: store <2 x i64> [[Y:%.*]], ptr @x, align 1
; CHECK-NEXT: ret void
;
store <2 x i64> %y, ptr @x, align 1
ret void
}
define void @bar_store(<2 x i64> %y) {
; CHECK-LABEL: @bar_store(
; CHECK-NEXT: [[T:%.*]] = alloca <2 x i64>, align 16
; CHECK-NEXT: call void @kip(ptr nonnull [[T]])
; CHECK-NEXT: store <2 x i64> [[Y:%.*]], ptr [[T]], align 1
; CHECK-NEXT: ret void
;
%t = alloca <2 x i64>
call void @kip(ptr %t)
store <2 x i64> %y, ptr %t, align 1
ret void
}
declare void @kip(ptr %t)
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