[llvm] [NVPTX] Attempt to load params using symbol addition node directly (PR #119935)
Kevin McAfee via llvm-commits
llvm-commits at lists.llvm.org
Mon Dec 16 15:10:16 PST 2024
================
@@ -0,0 +1,44 @@
+; RUN: llc < %s -march=nvptx64 --debug-counter=dagcombine=0 | FileCheck %s
+; RUN: %if ptxas %{ llc < %s -march=nvptx64 | %ptxas-verify %}
+
+%struct.8float = type <{ [8 x float] }>
+
+declare i32 @callee(%struct.8float %a)
+
+define i32 @test(%struct.8float alignstack(32) %data) {
+ ;CHECK-NOT: add.
+ ;CHECK-DAG: ld.param.u8 %r{{.*}}, [test_param_0];
+ ;CHECK-DAG: ld.param.u8 %r{{.*}}, [test_param_0+1];
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kalxr wrote:
Without the `-debug-counter=dagcombine=0` these two functions look the same. I can't figure out how to inspect the DAG in a release build so I can't say more there. I agree that a diff in the initial DAGs would be odd, but I'm not seeing evidence of that from this example.
https://github.com/llvm/llvm-project/pull/119935
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