1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -codegenprepare -mtriple=x86_64-unknown-unknown -force-split-store -S < %s | FileCheck %s 3 4target datalayout = "e-m:x-p:32:32-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:32-n8:16:32-a:0:32-S32" 5target triple = "i686-w64-windows-gnu" 6 7define void @split_store_align1(float %x, i64* %p) { 8; CHECK-LABEL: @split_store_align1( 9; CHECK-NEXT: [[B:%.*]] = bitcast float [[X:%.*]] to i32 10; CHECK-NEXT: [[Z:%.*]] = zext i32 0 to i64 11; CHECK-NEXT: [[S:%.*]] = shl nuw nsw i64 [[Z]], 32 12; CHECK-NEXT: [[Z2:%.*]] = zext i32 [[B]] to i64 13; CHECK-NEXT: [[O:%.*]] = or i64 [[S]], [[Z2]] 14; CHECK-NEXT: [[TMP1:%.*]] = bitcast i64* [[P:%.*]] to i32* 15; CHECK-NEXT: store i32 [[B]], i32* [[TMP1]], align 1 16; CHECK-NEXT: [[TMP2:%.*]] = bitcast i64* [[P]] to i32* 17; CHECK-NEXT: [[TMP3:%.*]] = getelementptr i32, i32* [[TMP2]], i32 1 18; CHECK-NEXT: store i32 0, i32* [[TMP3]], align 1 19; CHECK-NEXT: ret void 20; 21 %b = bitcast float %x to i32 22 %z = zext i32 0 to i64 23 %s = shl nuw nsw i64 %z, 32 24 %z2 = zext i32 %b to i64 25 %o = or i64 %s, %z2 26 store i64 %o, i64* %p, align 1 27 ret void 28} 29 30define void @split_store_align2(float %x, i64* %p) { 31; CHECK-LABEL: @split_store_align2( 32; CHECK-NEXT: [[B:%.*]] = bitcast float [[X:%.*]] to i32 33; CHECK-NEXT: [[Z:%.*]] = zext i32 0 to i64 34; CHECK-NEXT: [[S:%.*]] = shl nuw nsw i64 [[Z]], 32 35; CHECK-NEXT: [[Z2:%.*]] = zext i32 [[B]] to i64 36; CHECK-NEXT: [[O:%.*]] = or i64 [[S]], [[Z2]] 37; CHECK-NEXT: [[TMP1:%.*]] = bitcast i64* [[P:%.*]] to i32* 38; CHECK-NEXT: store i32 [[B]], i32* [[TMP1]], align 2 39; CHECK-NEXT: [[TMP2:%.*]] = bitcast i64* [[P]] to i32* 40; CHECK-NEXT: [[TMP3:%.*]] = getelementptr i32, i32* [[TMP2]], i32 1 41; CHECK-NEXT: store i32 0, i32* [[TMP3]], align 2 42; CHECK-NEXT: ret void 43; 44 %b = bitcast float %x to i32 45 %z = zext i32 0 to i64 46 %s = shl nuw nsw i64 %z, 32 47 %z2 = zext i32 %b to i64 48 %o = or i64 %s, %z2 49 store i64 %o, i64* %p, align 2 50 ret void 51} 52 53define void @split_store_align8(float %x, i64* %p) { 54; CHECK-LABEL: @split_store_align8( 55; CHECK-NEXT: [[B:%.*]] = bitcast float [[X:%.*]] to i32 56; CHECK-NEXT: [[Z:%.*]] = zext i32 0 to i64 57; CHECK-NEXT: [[S:%.*]] = shl nuw nsw i64 [[Z]], 32 58; CHECK-NEXT: [[Z2:%.*]] = zext i32 [[B]] to i64 59; CHECK-NEXT: [[O:%.*]] = or i64 [[S]], [[Z2]] 60; CHECK-NEXT: [[TMP1:%.*]] = bitcast i64* [[P:%.*]] to i32* 61; CHECK-NEXT: store i32 [[B]], i32* [[TMP1]], align 8 62; CHECK-NEXT: [[TMP2:%.*]] = bitcast i64* [[P]] to i32* 63; CHECK-NEXT: [[TMP3:%.*]] = getelementptr i32, i32* [[TMP2]], i32 1 64; CHECK-NEXT: store i32 0, i32* [[TMP3]], align 4 65; CHECK-NEXT: ret void 66; 67 %b = bitcast float %x to i32 68 %z = zext i32 0 to i64 69 %s = shl nuw nsw i64 %z, 32 70 %z2 = zext i32 %b to i64 71 %o = or i64 %s, %z2 72 store i64 %o, i64* %p, align 8 73 ret void 74} 75