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authorLaurent Bercot <ska-skaware@skarnet.org>2024-09-07 14:55:46 +0000
committerLaurent Bercot <ska@appnovation.com>2024-09-07 14:55:46 +0000
commit1559cbe1ebcea1dac3f5c3a40a51efedd7766ffc (patch)
tree8a8d1e0c31e3328c9897c3727a555c693ef8a2fc /musl/patches-in-mcm/gcc-13.2.0/0035-Fix-ICE-observed-in-PR110280.patch
downloadToolchainFactory-1559cbe1ebcea1dac3f5c3a40a51efedd7766ffc.tar.gz
Initial commit
Signed-off-by: Laurent Bercot <ska@appnovation.com>
Diffstat (limited to 'musl/patches-in-mcm/gcc-13.2.0/0035-Fix-ICE-observed-in-PR110280.patch')
-rw-r--r--musl/patches-in-mcm/gcc-13.2.0/0035-Fix-ICE-observed-in-PR110280.patch61
1 files changed, 61 insertions, 0 deletions
diff --git a/musl/patches-in-mcm/gcc-13.2.0/0035-Fix-ICE-observed-in-PR110280.patch b/musl/patches-in-mcm/gcc-13.2.0/0035-Fix-ICE-observed-in-PR110280.patch
new file mode 100644
index 0000000..b9a7eaf
--- /dev/null
+++ b/musl/patches-in-mcm/gcc-13.2.0/0035-Fix-ICE-observed-in-PR110280.patch
@@ -0,0 +1,61 @@
+From ef740fff300fd9eb8285fb5611f6205705ee54ec Mon Sep 17 00:00:00 2001
+From: Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
+Date: Fri, 23 Jun 2023 15:27:17 +0530
+Subject: [PATCH 35/35] Fix ICE observed in PR110280.
+
+gcc/ChangeLog:
+ PR tree-optimization/110280
+ * match.pd (vec_perm_expr(v, v, mask) -> v): Explicitly build vector
+ using build_vector_from_val with the element of input operand, and
+ mask's type if operand and mask's types don't match.
+
+gcc/testsuite/ChangeLog:
+ PR tree-optimization/110280
+ * gcc.target/aarch64/sve/pr110280.c: New test.
+---
+ gcc/match.pd | 9 ++++++++-
+ gcc/testsuite/gcc.target/aarch64/sve/pr110280.c | 12 ++++++++++++
+ 2 files changed, 20 insertions(+), 1 deletion(-)
+ create mode 100644 gcc/testsuite/gcc.target/aarch64/sve/pr110280.c
+
+diff --git a/gcc/match.pd b/gcc/match.pd
+index 91182448250..c3bb4fbc0a7 100644
+--- a/gcc/match.pd
++++ b/gcc/match.pd
+@@ -8292,7 +8292,14 @@ and,
+
+ (simplify
+ (vec_perm vec_same_elem_p@0 @0 @1)
+- @0)
++ (if (types_match (type, TREE_TYPE (@0)))
++ @0
++ (with
++ {
++ tree elem = uniform_vector_p (@0);
++ }
++ (if (elem)
++ { build_vector_from_val (type, elem); }))))
+
+ /* Push VEC_PERM earlier if that may help FMA perception (PR101895). */
+ (simplify
+diff --git a/gcc/testsuite/gcc.target/aarch64/sve/pr110280.c b/gcc/testsuite/gcc.target/aarch64/sve/pr110280.c
+new file mode 100644
+index 00000000000..d3279f38362
+--- /dev/null
++++ b/gcc/testsuite/gcc.target/aarch64/sve/pr110280.c
+@@ -0,0 +1,12 @@
++/* { dg-do compile } */
++/* { dg-options "-O3 -fdump-tree-optimized" } */
++
++#include "arm_sve.h"
++
++svuint32_t l()
++{
++ _Alignas(16) const unsigned int lanes[4] = {0, 0, 0, 0};
++ return svld1rq_u32(svptrue_b8(), lanes);
++}
++
++/* { dg-final { scan-tree-dump-not "VEC_PERM_EXPR" "optimized" } } */
+--
+2.41.0
+