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From: Michael Meissner <meissner@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/users/meissner/heads/work068)] Disable XXSPLTIDP loading up integer constants. Date: Tue, 14 Sep 2021 23:12:48 +0000 (GMT) [thread overview] Message-ID: <20210914231248.7BE333858402@sourceware.org> (raw) https://gcc.gnu.org/g:26e78602d5944fcf74ca3c602890b1c49ca76196 commit 26e78602d5944fcf74ca3c602890b1c49ca76196 Author: Michael Meissner <meissner@linux.ibm.com> Date: Tue Sep 14 19:12:30 2021 -0400 Disable XXSPLTIDP loading up integer constants. 2021-09-14 Michael Meissner <meissner@linux.ibm.com> gcc/ * config/rs6000/predicates.md (easy_fp_constant_float_to_v2df): Disable XXSPLTIDP loading up integer constants. Diff: --- gcc/config/rs6000/predicates.md | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/gcc/config/rs6000/predicates.md b/gcc/config/rs6000/predicates.md index edd64eab1e6..0d43d688142 100644 --- a/gcc/config/rs6000/predicates.md +++ b/gcc/config/rs6000/predicates.md @@ -661,21 +661,15 @@ const REAL_VALUE_TYPE *rv; REAL_VALUE_TYPE rv_type; - if (CONST_INT_P (element)) + if (CONST_INT_P (element) && 0) { HOST_WIDE_INT df_value = INTVAL (element); long df_words[2]; -#if 0 /* Stay away from NaNs and denormal values. */ int exponent = (df_value >> 52) & 0x7ff; if (exponent == 0 || exponent == 0x7ff) return false; -#else - /* For now, only handle -0.0. */ - if (df_value != 0x80000000) - return false; -#endif df_words[0] = (df_value >> 32) & 0xffffffff; df_words[1] = df_value & 0xffffffff;
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