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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

58 lines
1.5 KiB
LLVM

; RUN: llc -mtriple=bpfel -mcpu=v1 < %s | FileCheck --check-prefix=CHECK-V1 %s
; RUN: llc -mtriple=bpfel -mcpu=v4 < %s | FileCheck --check-prefix=CHECK-V4 %s
target triple = "bpf"
; struct S {
; int var[3];
; };
; int foo1 (struct S *a, struct S *b)
; {
; return a - b;
; }
define dso_local i32 @foo1(ptr noundef %a, ptr noundef %b) local_unnamed_addr {
entry:
%sub.ptr.lhs.cast = ptrtoint ptr %a to i64
%sub.ptr.rhs.cast = ptrtoint ptr %b to i64
%sub.ptr.sub = sub i64 %sub.ptr.lhs.cast, %sub.ptr.rhs.cast
%sub.ptr.div = sdiv exact i64 %sub.ptr.sub, 12
%conv = trunc i64 %sub.ptr.div to i32
ret i32 %conv
}
; CHECK-V1: r0 = r1
; CHECK-V1: r0 -= r2
; CHECK-V1: r0 s>>= 2
; CHECK-V1: r1 = -6148914691236517205 ll
; CHECK-V1: r0 *= r1
; CHECK-V1: exit
; CHECK-V4: r0 = r1
; CHECK-V4: r0 -= r2
; CHECK-V4: r0 >>= 2
; CHECK-V4: w0 *= -1431655765
; CHECK-V4: exit
define dso_local noundef range(i32 -143165576, 143165577) i32 @foo2(i32 noundef %a) local_unnamed_addr {
entry:
%div = sdiv i32 %a, 15
ret i32 %div
}
; CHECK-V1-NOT: r[[#]] s/= 15
; CHECK-V4-NOT: w[[#]] s/= 15
define dso_local noundef range(i32 -14, 15) i32 @foo3(i32 noundef %a) local_unnamed_addr {
entry:
%rem = srem i32 %a, 15
ret i32 %rem
}
; CHECK-V1-NOT: r[[#]] s%= 15
; CHECK-V4-NOT: w[[#]] s%= 15
define dso_local i64 @foo4(i64 noundef %a) local_unnamed_addr {
entry:
%div = udiv exact i64 %a, 15
ret i64 %div
}
; CHECK-V1-NOT: r[[#]] /= 15
; CHECK-V4-NOT: w[[#]] /= 15