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[PATCH] MIPS: Add support for -mcrc and -mginv options
- From: Robert Suchanek <Robert dot Suchanek at mips dot com>
- To: Matthew Fortune <Matthew dot Fortune at mips dot com>
- Cc: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
- Date: Fri, 1 Jun 2018 12:12:42 +0000
- Subject: [PATCH] MIPS: Add support for -mcrc and -mginv options
Hi,
This patch adds -mcrc and -mginv options to pass through them
to the assembler.
Regards,
Robert
gcc/ChangeLog:
2018-06-01 Matthew Fortune <matthew.fortune@mips.com>
* config/mips/mips.h (ASM_SPEC): Pass through -mcrc, -mno-crc,
-mginv and -mno-ginv to the assembler.
* config/mips/mips.opt (-mcrc): New option.
(-mginv): Likewise.
* doc/invoke.text (-mcrc): Document.
(-mginv): Likewise.
---
gcc/config/mips/mips.h | 2 ++
gcc/config/mips/mips.opt | 8 ++++++++
gcc/doc/invoke.texi | 14 ++++++++++++++
3 files changed, 24 insertions(+)
diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index f290560..13c30f0 100644
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -1354,6 +1354,8 @@ struct mips_cpu_info {
%{meva} %{mno-eva} \
%{mvirt} %{mno-virt} \
%{mxpa} %{mno-xpa} \
+%{mcrc} %{mno-crc} \
+%{mginv} %{mno-ginv} \
%{mmsa} %{mno-msa} \
%{msmartmips} %{mno-smartmips} \
%{mmt} %{mno-mt} \
diff --git a/gcc/config/mips/mips.opt b/gcc/config/mips/mips.opt
index 545da54..5a9f255 100644
--- a/gcc/config/mips/mips.opt
+++ b/gcc/config/mips/mips.opt
@@ -412,6 +412,14 @@ mxpa
Target Report Var(TARGET_XPA)
Use eXtended Physical Address (XPA) instructions.
+mcrc
+Target Report Var(TARGET_CRC)
+Use Cyclic Redundancy Check (CRC) instructions.
+
+mginv
+Target Report Var(TARGET_GINV)
+Use Global INValidate (GINV) instructions.
+
mvr4130-align
Target Report Mask(VR4130_ALIGN)
Perform VR4130-specific alignment optimizations.
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 53ef14c..bcb4c14 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -888,6 +888,8 @@ Objective-C and Objective-C++ Dialects}.
-meva -mno-eva @gol
-mvirt -mno-virt @gol
-mxpa -mno-xpa @gol
+-mcrc -mno-crc @gol
+-mginv -mno-ginv @gol
-mmicromips -mno-micromips @gol
-mmsa -mno-msa @gol
-mfpu=@var{fpu-type} @gol
@@ -20701,6 +20703,18 @@ Use (do not use) the MIPS Virtualization (VZ) instructions.
@opindex mno-xpa
Use (do not use) the MIPS eXtended Physical Address (XPA) instructions.
+@item -mcrc
+@itemx -mno-crc
+@opindex mcrc
+@opindex mno-crc
+Use (do not use) the MIPS Cyclic Redundancy Check (CRC) instructions.
+
+@item -mginv
+@itemx -mno-ginv
+@opindex mginv
+@opindex mno-ginv
+Use (do not use) the MIPS Global INValidate (GINV) instructions.
+
@item -mlong64
@opindex mlong64
Force @code{long} types to be 64 bits wide. See @option{-mlong32} for
--
2.7.4