From 3893c9c0a16832f55d8d0827f50c48a56c52f6e7 Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Fri, 13 Jan 2023 10:01:32 +0000 Subject: aarch64: Don't update EH info when folding [PR107209] The AArch64 folders tried to update EH info on the fly, bypassing the folder's attempts to remove dead EH edges later. This triggered an ICE when folding a potentially-trapping call to a constant. gcc/ PR target/107209 * config/aarch64/aarch64.cc (aarch64_gimple_fold_builtin): Don't update EH info on the fly. gcc/testsuite/ * gcc.target/aarch64/pr107209.c: New test. Co-Authored-By: Richard Biener --- gcc/config/aarch64/aarch64.cc | 2 +- gcc/testsuite/gcc.target/aarch64/pr107209.c | 16 ++++++++++++++++ 2 files changed, 17 insertions(+), 1 deletion(-) create mode 100644 gcc/testsuite/gcc.target/aarch64/pr107209.c (limited to 'gcc') diff --git a/gcc/config/aarch64/aarch64.cc b/gcc/config/aarch64/aarch64.cc index c8335e7..80b71a7 100644 --- a/gcc/config/aarch64/aarch64.cc +++ b/gcc/config/aarch64/aarch64.cc @@ -15348,7 +15348,7 @@ aarch64_gimple_fold_builtin (gimple_stmt_iterator *gsi) if (!new_stmt) return false; - gsi_replace (gsi, new_stmt, true); + gsi_replace (gsi, new_stmt, false); return true; } diff --git a/gcc/testsuite/gcc.target/aarch64/pr107209.c b/gcc/testsuite/gcc.target/aarch64/pr107209.c new file mode 100644 index 0000000..b86a6ea --- /dev/null +++ b/gcc/testsuite/gcc.target/aarch64/pr107209.c @@ -0,0 +1,16 @@ +/* { dg-options "-O2 -fnon-call-exceptions -fno-tree-fre" } */ + +#include + +float64x1_t +foo (void) +{ + float64_t v1 = 3.14159265359; + float64_t v2 = 1.383894; + float64_t vec_1_data[] = {v1}; + float64_t vec_2_data[] = {v2}; + float64x1_t vec_1 = vld1_f64 (vec_1_data); + float64x1_t vec_2 = vld1_f64 (vec_2_data); + + return vmulx_f64 (vec_1, vec_2); +} -- cgit v1.1