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From: hongtao Liu <liuhongt@gcc.gnu.org>
To: gcc-cvs@gcc.gnu.org
Subject: [gcc r12-3310] libgcc: Enable hfmode soft-sf/df/xf/tf extensions and truncations.
Date: Thu, 2 Sep 2021 06:12:43 +0000 (GMT) [thread overview]
Message-ID: <20210902061243.7FCCE385EC44@sourceware.org> (raw)
https://gcc.gnu.org/g:b387e664cfa4e9dd010a3f64d446308d6d84a5d2
commit r12-3310-gb387e664cfa4e9dd010a3f64d446308d6d84a5d2
Author: liuhongt <hongtao.liu@intel.com>
Date: Mon Jul 5 17:31:46 2021 +0800
libgcc: Enable hfmode soft-sf/df/xf/tf extensions and truncations.
libgcc/ChangeLog:
* config/i386/32/sfp-machine.h (_FP_NANFRAC_H): New macro.
* config/i386/64/sfp-machine.h (_FP_NANFRAC_H): Ditto.
* config/i386/sfp-machine.h (_FP_NANSIGN_H): Ditto.
* config/i386/t-softfp: Add hf soft-fp.
* config.host: Add i386/64/t-softfp.
* config/i386/64/t-softfp: New file.
Diff:
---
libgcc/config.host | 5 +----
libgcc/config/i386/32/sfp-machine.h | 1 +
libgcc/config/i386/64/sfp-machine.h | 1 +
libgcc/config/i386/64/t-softfp | 1 +
libgcc/config/i386/sfp-machine.h | 1 +
libgcc/config/i386/t-softfp | 5 +++++
6 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/libgcc/config.host b/libgcc/config.host
index 8b636743c63..e2b4be47520 100644
--- a/libgcc/config.host
+++ b/libgcc/config.host
@@ -1539,10 +1539,7 @@ i[34567]86-*-elfiamcu | i[34567]86-*-rtems*)
;;
i[34567]86-*-* | x86_64-*-*)
tmake_file="${tmake_file} t-softfp-tf"
- if test "${host_address}" = 32; then
- tmake_file="${tmake_file} i386/${host_address}/t-softfp"
- fi
- tmake_file="${tmake_file} i386/t-softfp t-softfp"
+ tmake_file="${tmake_file} i386/${host_address}/t-softfp i386/t-softfp t-softfp"
;;
esac
diff --git a/libgcc/config/i386/32/sfp-machine.h b/libgcc/config/i386/32/sfp-machine.h
index 1fa282d7afe..e24cbc8d180 100644
--- a/libgcc/config/i386/32/sfp-machine.h
+++ b/libgcc/config/i386/32/sfp-machine.h
@@ -86,6 +86,7 @@
#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y)
#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y)
+#define _FP_NANFRAC_H _FP_QNANBIT_H
#define _FP_NANFRAC_S _FP_QNANBIT_S
#define _FP_NANFRAC_D _FP_QNANBIT_D, 0
/* Even if XFmode is 12byte, we have to pad it to
diff --git a/libgcc/config/i386/64/sfp-machine.h b/libgcc/config/i386/64/sfp-machine.h
index 1ff94c23ea4..e1c616699bb 100644
--- a/libgcc/config/i386/64/sfp-machine.h
+++ b/libgcc/config/i386/64/sfp-machine.h
@@ -13,6 +13,7 @@ typedef unsigned int UTItype __attribute__ ((mode (TI)));
#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_2_udiv(Q,R,X,Y)
+#define _FP_NANFRAC_H _FP_QNANBIT_H
#define _FP_NANFRAC_S _FP_QNANBIT_S
#define _FP_NANFRAC_D _FP_QNANBIT_D
#define _FP_NANFRAC_E _FP_QNANBIT_E, 0
diff --git a/libgcc/config/i386/64/t-softfp b/libgcc/config/i386/64/t-softfp
new file mode 100644
index 00000000000..f9d8b3a945c
--- /dev/null
+++ b/libgcc/config/i386/64/t-softfp
@@ -0,0 +1 @@
+softfp_extras := fixhfti fixunshfti floattihf floatuntihf
diff --git a/libgcc/config/i386/sfp-machine.h b/libgcc/config/i386/sfp-machine.h
index 8319f0550bc..f15d29d3755 100644
--- a/libgcc/config/i386/sfp-machine.h
+++ b/libgcc/config/i386/sfp-machine.h
@@ -17,6 +17,7 @@ typedef int __gcc_CMPtype __attribute__ ((mode (__libgcc_cmp_return__)));
#define _FP_KEEPNANFRACP 1
#define _FP_QNANNEGATEDP 0
+#define _FP_NANSIGN_H 1
#define _FP_NANSIGN_S 1
#define _FP_NANSIGN_D 1
#define _FP_NANSIGN_E 1
diff --git a/libgcc/config/i386/t-softfp b/libgcc/config/i386/t-softfp
index 685d9cf8502..4ac214eb0ce 100644
--- a/libgcc/config/i386/t-softfp
+++ b/libgcc/config/i386/t-softfp
@@ -1 +1,6 @@
LIB2ADD += $(srcdir)/config/i386/sfp-exceptions.c
+
+softfp_extensions := hfsf hfdf hftf hfxf sfdf sftf dftf xftf
+softfp_truncations := tfhf xfhf dfhf sfhf tfsf dfsf tfdf tfxf
+
+softfp_extras += eqhf2
\ No newline at end of file
reply other threads:[~2021-09-02 6:12 UTC|newest]
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