; RUN: llc < %s -mtriple=i386 -mcpu=pentium4 | FileCheck %s ; RUN: llc < %s -mtriple=i386 -mcpu=pentium4m | FileCheck %s ; RUN: llc < %s -mtriple=i386 -mcpu=pentium-m | FileCheck %s ; RUN: llc < %s -mtriple=i386 -mcpu=prescott | FileCheck %s ; RUN: llc < %s -mtriple=i386 -mcpu=nocona | FileCheck %s ; ; Verify that scheduling puts some distance between a load feeding into ; the address of another load, and that second load. This currently ; happens during the post-RA-scheduler, which should be enabled by ; default with the above specified cpus. @ptrs = external global [0 x i32*], align 4 @idxa = common global i32 0, align 4 @idxb = common global i32 0, align 4 @res = common global i32 0, align 4 define void @addindirect() { ; CHECK-LABEL: addindirect: ; CHECK: # BB#0: # %entry ; CHECK-NEXT: movl idxb, %ecx ; CHECK-NEXT: movl idxa, %eax ; CHECK-NEXT: movl ptrs(,%ecx,4), %ecx ; CHECK-NEXT: movl ptrs(,%eax,4), %eax ; CHECK-NEXT: movl (%ecx), %ecx ; CHECK-NEXT: addl (%eax), %ecx ; CHECK-NEXT: movl %ecx, res ; CHECK-NEXT: retl entry: %0 = load i32, i32* @idxa, align 4 %arrayidx = getelementptr inbounds [0 x i32*], [0 x i32*]* @ptrs, i32 0, i32 %0 %1 = load i32*, i32** %arrayidx, align 4 %2 = load i32, i32* %1, align 4 %3 = load i32, i32* @idxb, align 4 %arrayidx1 = getelementptr inbounds [0 x i32*], [0 x i32*]* @ptrs, i32 0, i32 %3 %4 = load i32*, i32** %arrayidx1, align 4 %5 = load i32, i32* %4, align 4 %add = add i32 %5, %2 store i32 %add, i32* @res, align 4 ret void }