; LLVM IR from ashishzero/karma :: src/modules/core/lin_maths.ll (Z13mm_rect_width7Mm_Rect)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%struct.Mm_Rect = type { %union.Vec2, %union.Vec2 }
%union.Vec2 = type { %struct.anon.1 }
%struct.anon.1 = type { float, float }

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef float @_Z13mm_rect_width7Mm_Rect(<2 x float> %0, <2 x float> %1) #0 {
  %3 = alloca %struct.Mm_Rect, align 4
  %4 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %3, i32 0, i32 0
  store <2 x float> %0, ptr %4, align 4
  %5 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %3, i32 0, i32 1
  store <2 x float> %1, ptr %5, align 4
  %6 = getelementptr inbounds %struct.Mm_Rect, ptr %3, i32 0, i32 1
  %7 = getelementptr inbounds %struct.anon.1, ptr %6, i32 0, i32 0
  %8 = load float, ptr %7, align 4, !tbaa !5
  %9 = getelementptr inbounds %struct.Mm_Rect, ptr %3, i32 0, i32 0
  %10 = getelementptr inbounds %struct.anon.1, ptr %9, i32 0, i32 0
  %11 = load float, ptr %10, align 4, !tbaa !5
  %12 = fsub float %8, %11
  ret float %12
}

attributes #0 = { mustprogress nounwind uwtable "min-legal-vector-width"="64" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) uwtable
define dso_local noundef float @_Z13mm_rect_width7Mm_Rect(<2 x float> %0, <2 x float> %1) local_unnamed_addr #0 {
  %3 = fsub <2 x float> %1, %0
  %4 = extractelement <2 x float> %3, i64 0
  ret float %4
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) uwtable "min-legal-vector-width"="64" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}


; Effective O3 passes: GlobalOptPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,VectorCombinePass