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1; RUN: llc -mtriple=i686-unknown-linux-gnu -enable-misched=false < %s | FileCheck %s2 3define fastcc i8 @fold32to8(i32 %add, i8 %spill) {4; CHECK-LABEL: fold32to8:5; CHECK: movl %ecx, (%esp) # 4-byte Spill6; CHECK: subb (%esp), %dl # 1-byte Folded Reload7entry:8 tail call void asm sideeffect "", "~{eax},~{ebx},~{ecx},~{edi},~{esi},~{ebp},~{dirflag},~{fpsr},~{flags}"()9 %trunc = trunc i32 %add to i810 %sub = sub i8 %spill, %trunc11 ret i8 %sub12}13 14; Do not fold a 1-byte store into a 4-byte spill slot15define fastcc i8 @nofold(i32 %add, i8 %spill) {16; CHECK-LABEL: nofold:17; CHECK: movl %edx, (%esp) # 4-byte Spill18; CHECK: movl (%esp), %eax # 4-byte Reload19; CHECK: subb %cl, %al20entry:21 tail call void asm sideeffect "", "~{eax},~{ebx},~{edx},~{edi},~{esi},~{ebp},~{dirflag},~{fpsr},~{flags}"()22 %trunc = trunc i32 %add to i823 %sub = sub i8 %spill, %trunc24 ret i8 %sub25}26