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The default the RISC-V ISA version used by GNU binutils >= 2.38 is 20191213 while gcc-cross-embedded still uses the older 2.2 version of the RISC-V ISA. These two upstream patches ensure that gcc-cross-embedded will always explicitly pass the utilized ISA version to the assembler. Fixes #13657
25 lines
764 B
Diff
25 lines
764 B
Diff
From f41871dfdbd9d0c3368c0bc32d879fd5485e7abb Mon Sep 17 00:00:00 2001
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From: Kito Cheng <kito.cheng@sifive.com>
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Date: Wed, 30 Mar 2022 16:19:00 +0800
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Subject: [PATCH] RISC-V: Fixing -misa-spec [PR/target 104853]
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gcc/ChangeLog:
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* config.gcc (riscv*-*-*): Set right default isa spec.
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---
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gcc/config.gcc | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/gcc/config.gcc b/gcc/config.gcc
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index d1a66cfe6e4..d69be8853bc 100644
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--- a/gcc/config.gcc
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+++ b/gcc/config.gcc
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@@ -4632,6 +4632,7 @@ case "${target}" in
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case "${with_isa_spec}" in
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""|default|2.2)
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tm_defines="${tm_defines} TARGET_DEFAULT_ISA_SPEC=ISA_SPEC_CLASS_2P2"
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+ with_isa_spec=2.2
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;;
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20191213 | 201912)
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tm_defines="${tm_defines} TARGET_DEFAULT_ISA_SPEC=ISA_SPEC_CLASS_20191213"
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