From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1005) id A00233858C2F; Wed, 9 Nov 2022 05:39:00 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A00233858C2F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1667972353; bh=0F9M+GSDtW63FA/rMXMDKoV+7WR/ER4g5uPEa482Qtk=; h=From:To:Subject:Date:From; b=w8WZvychWLw9d+eI6Nd7sB+jKAST5Xs1GcOOMCx+J1/RUe4QcIdSYl8FbDy2jK8a8 QSKFy+8UJLMZcPhXJGVBgT1cHJN9cIeF0ADk3SOtl7f/z5bYL7ZQjCn8hJlMufc/vL E8wPalSzUiWCuDj/QEXr/viyBLDli+okF4n6jCZg= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Michael Meissner To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/users/meissner/heads/dmf004-orig)] Patch libgcc to always use _Float128 and _Complex _Float128 on PowerPC. X-Act-Checkin: gcc X-Git-Author: Michael Meissner X-Git-Refname: refs/users/meissner/heads/dmf004-orig X-Git-Oldrev: 50ac9ded1d6b3e943ecf255587c68397cbbd1b25 X-Git-Newrev: e6272178fd9ba1103b713eb48ed2382fceaf9de1 Message-Id: <20221109053913.A00233858C2F@sourceware.org> Date: Wed, 9 Nov 2022 05:39:00 +0000 (GMT) List-Id: https://gcc.gnu.org/g:e6272178fd9ba1103b713eb48ed2382fceaf9de1 commit e6272178fd9ba1103b713eb48ed2382fceaf9de1 Author: Michael Meissner Date: Wed Nov 9 00:38:45 2022 -0500 Patch libgcc to always use _Float128 and _Complex _Float128 on PowerPC. 2022-11-09 Michael Meissner libgcc/ * config/rs6000/quad-float128.h (TF): Delete definition. (TFtype): Define to be _Float128. (TCtype): Change to be _Complex _Float128. * libgcc2.h (TFtype): Allow MD code to override definition. (TCtype): Likewise. * soft-fp/quad.h (TFtype): Likewise. Diff: --- libgcc/config/rs6000/quad-float128.h | 19 +++---------------- libgcc/libgcc2.h | 5 +++++ libgcc/soft-fp/quad.h | 2 ++ 3 files changed, 10 insertions(+), 16 deletions(-) diff --git a/libgcc/config/rs6000/quad-float128.h b/libgcc/config/rs6000/quad-float128.h index ae0622c744c..3fa70d0e0a8 100644 --- a/libgcc/config/rs6000/quad-float128.h +++ b/libgcc/config/rs6000/quad-float128.h @@ -27,22 +27,9 @@ License along with the GNU C Library; if not, see . */ -/* quad.h defines the TFtype type by: - typedef float TFtype __attribute__ ((mode (TF))); - - This define forces it to use KFmode (aka, ieee 128-bit floating point). - However, when the compiler's default is changed so that long double is IEEE - 128-bit floating point, we need to go back to using TFmode and TCmode. */ -#ifndef __LONG_DOUBLE_IEEE128__ -#define TF KF - -/* We also need TCtype to represent complex ieee 128-bit float for - __mulkc3 and __divkc3. */ -typedef __complex float TCtype __attribute__ ((mode (KC))); - -#else -typedef __complex float TCtype __attribute__ ((mode (TC))); -#endif +/* Override quad.h's definitions for 128-bit floating point type. */ +#define TFtype _Float128 +#define TCtype _Complex _Float128 /* Force the use of the VSX instruction set. */ #if defined(_ARCH_PPC) && (!defined(__VSX__) || !defined(__FLOAT128__)) diff --git a/libgcc/libgcc2.h b/libgcc/libgcc2.h index fc24ac34502..a39c365d904 100644 --- a/libgcc/libgcc2.h +++ b/libgcc/libgcc2.h @@ -156,9 +156,14 @@ typedef float XFtype __attribute__ ((mode (XF))); typedef _Complex float XCtype __attribute__ ((mode (XC))); #endif #if LIBGCC2_HAS_TF_MODE +/* PowerPC would like to override this to be _Float128. */ +#ifndef TFtype typedef float TFtype __attribute__ ((mode (TF))); +#endif +#ifndef TCtype typedef _Complex float TCtype __attribute__ ((mode (TC))); #endif +#endif typedef int cmp_return_type __attribute__((mode (__libgcc_cmp_return__))); typedef int shift_count_type __attribute__((mode (__libgcc_shift_count__))); diff --git a/libgcc/soft-fp/quad.h b/libgcc/soft-fp/quad.h index 3889bb44f1f..71f87d36ba9 100644 --- a/libgcc/soft-fp/quad.h +++ b/libgcc/soft-fp/quad.h @@ -65,7 +65,9 @@ #define _FP_HIGHBIT_DW_Q \ ((_FP_W_TYPE) 1 << (_FP_WFRACBITS_DW_Q - 1) % _FP_W_TYPE_SIZE) +#ifndef TFtype typedef float TFtype __attribute__ ((mode (TF))); +#endif #if _FP_W_TYPE_SIZE < 64