[llvm] [VPlan] Set debug location for VPReduction/VPWidenPHI/VPWidenIntrinsicRecipe. (PR #120054)

[Florian Hahn via llvm-commits]

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@@ -0,0 +1,37 @@
+; RUN: opt -passes=debugify,loop-vectorize \
+; RUN: -force-tail-folding-style=data-with-evl \
+; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \
+; RUN: -mtriple=riscv64 -mattr=+v -riscv-v-vector-bits-max=128 -S < %s 2>&1 | FileCheck --check-prefix=DEBUGLOC %s
+
+; Testing the debug locations of the generated vector intstruction are same as
+; their scalar counterpart.
+
+define void @vp_select(ptr %a, ptr %b, ptr %c, i64 %N) {
+; DEBUGLOC-LABEL: define void @vp_select(
+; DEBUGLOC: vector.body:
+; DEBUGLOC:  = call <vscale x 4 x i32> @llvm.vp.select.nxv4i32(<vscale x 4 x i1> %{{.+}}, <vscale x 4 x i32> %{{.+}}, <vscale x 4 x i32> %{{.+}}, i32 %{{.+}}), !dbg ![[SelLoc:[0-9]+]]
+; DEBUGLOC: for.body:
+; DEBUGLOC:   %cond.p = select i1 %cmp4, i32 %{{.*}}, i32 %{{.*}}, !dbg ![[SelLoc]]
+;
+ entry:
+   br label %for.body
+
+ for.body:
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fhahn wrote:

please apply the suggested renaming n other tests here as well

https://github.com/llvm/llvm-project/pull/120054