33 lines · plain
1; RUN: opt -S -passes=pgo-icall-prom -icp-total-percent-threshold=0 < %s 2>&1 | FileCheck %s2 3; Test that CallPromotionUtils will promote calls which require pointer cast4; safely, i.e. drop incompatible attributes.5 6@foo = common global ptr null, align 87 8; casting to i64 and pointer attribute at callsite dropped.9define i64 @func2(i64 %a) {10 ret i64 undef11}12 13; no casting needed, attribute at callsite preserved.14define ptr @func4(ptr %a) {15 ret ptr undef16}17 18define ptr @bar(ptr %arg) {19 %tmp = load ptr, ptr @foo, align 820 21; Make sure callsite attributes are preserved on arguments and retval.22; CHECK: call noalias ptr @func4(ptr nonnull23 24; Make sure callsite attributes are dropped on arguments and retval.25; CHECK: [[ARG:%[0-9]+]] = ptrtoint ptr %arg to i6426; CHECK-NEXT: call i64 @func2(i64 [[ARG]])27 28 %call = call noalias ptr %tmp(ptr nonnull %arg), !prof !129 ret ptr %call30}31 32!1 = !{!"VP", i32 0, i64 1440, i64 7651369219802541373, i64 1030, i64 -4377547752858689819, i64 410}33