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authorSam James <sam@gentoo.org>2024-11-13 00:16:04 +0000
committerSam James <sam@gentoo.org>2024-11-13 00:16:04 +0000
commitdc56acd66a2e3cbbc1f1a62f02538d668f4a843b (patch)
tree495dc03d7eab3066a4fad3e3ce8edd462a7824f8
parent15.0.0: rebase 26_all_enable-cet.patch (diff)
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15.0.0: drop 72_all_PR117476-revert.patch
The revert has landed upstream. Signed-off-by: Sam James <sam@gentoo.org>
-rw-r--r--15.0.0/gentoo/72_all_PR117476-revert.patch74
1 files changed, 0 insertions, 74 deletions
diff --git a/15.0.0/gentoo/72_all_PR117476-revert.patch b/15.0.0/gentoo/72_all_PR117476-revert.patch
deleted file mode 100644
index c073213..0000000
--- a/15.0.0/gentoo/72_all_PR117476-revert.patch
+++ /dev/null
@@ -1,74 +0,0 @@
-From 7f98f96e02bd3b5cac35655d933382f9225fef59 Mon Sep 17 00:00:00 2001
-Message-ID: <7f98f96e02bd3b5cac35655d933382f9225fef59.1730995976.git.sam@gentoo.org>
-From: Sam James <sam@gentoo.org>
-Date: Thu, 7 Nov 2024 16:12:40 +0000
-Subject: [PATCH] Revert "[PATCH v2] RISC-V: zero_extend(not) -> xor
- optimization [PR112398]"
-
-This reverts commit 69bd93c167fefbdff0cb88614275358b7a2b2941.
-
-Bug: https://gcc.gnu.org/PR117476
----
- gcc/simplify-rtx.cc | 22 ----------------------
- gcc/testsuite/gcc.target/riscv/pr112398.c | 14 --------------
- 2 files changed, 36 deletions(-)
- delete mode 100644 gcc/testsuite/gcc.target/riscv/pr112398.c
-
-diff --git a/gcc/simplify-rtx.cc b/gcc/simplify-rtx.cc
-index d05efac20dc8..893c5f6e1ae0 100644
---- a/gcc/simplify-rtx.cc
-+++ b/gcc/simplify-rtx.cc
-@@ -1842,28 +1842,6 @@ simplify_context::simplify_unary_operation_1 (rtx_code code, machine_mode mode,
- & ~GET_MODE_MASK (op_mode)) == 0)
- return SUBREG_REG (op);
-
-- /* Trying to optimize:
-- (zero_extend:M (subreg:N (not:M (X:M)))) ->
-- (xor:M (zero_extend:M (subreg:N (X:M)), mask))
-- where the mask is GET_MODE_MASK (N).
-- For the cases when X:M doesn't have any non-zero bits
-- outside of mode N, (zero_extend:M (subreg:N (X:M))
-- will be simplified to just (X:M)
-- and whole optimization will be -> (xor:M (X:M, mask)). */
-- if (SUBREG_P (op)
-- && GET_CODE (XEXP (op, 0)) == NOT
-- && GET_MODE (XEXP (op, 0)) == mode
-- && subreg_lowpart_p (op)
-- && GET_MODE_SIZE (GET_MODE (op)).is_constant ()
-- && (nonzero_bits (XEXP (XEXP (op, 0), 0), mode)
-- & ~GET_MODE_MASK (mode)) == 0)
-- {
-- const uint64_t mask = GET_MODE_MASK (GET_MODE (op));
-- return simplify_gen_binary (XOR, mode,
-- XEXP (XEXP (op, 0), 0),
-- gen_int_mode (mask, mode));
-- }
--
- #if defined(POINTERS_EXTEND_UNSIGNED)
- /* As we do not know which address space the pointer is referring to,
- we can do this only if the target does not support different pointer
-diff --git a/gcc/testsuite/gcc.target/riscv/pr112398.c b/gcc/testsuite/gcc.target/riscv/pr112398.c
-deleted file mode 100644
-index 624a665b76c9..000000000000
---- a/gcc/testsuite/gcc.target/riscv/pr112398.c
-+++ /dev/null
-@@ -1,14 +0,0 @@
--/* { dg-do compile } */
--/* { dg-options "-march=rv64gc -mabi=lp64d" } */
--/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" } } */
--
--#include <stdint.h>
--
--uint8_t neg_u8 (const uint8_t src)
--{
-- return ~src;
--}
--
--/* { dg-final { scan-assembler-times "xori\t" 1 } } */
--/* { dg-final { scan-assembler-not "not\t" } } */
--/* { dg-final { scan-assembler-not "andi\t" } } */
-
-base-commit: 6a6b8b847bce78a909379f3b9d3365c4ac4f0ff5
---
-2.47.0
-