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authorJoseph Myers <joseph@codesourcery.com>2007-01-23 19:38:33 +0000
committerJoseph Myers <jsm28@gcc.gnu.org>2007-01-23 19:38:33 +0000
commit17caeff2620c89d89ba6b473790b1f82327f6d93 (patch)
tree77969358c67c7847cfce02257d673e18e43d6378 /libgcc
parentdc5696215db3d21f19addc6faa866790e962a7cd (diff)
downloadgcc-17caeff2620c89d89ba6b473790b1f82327f6d93.tar.gz
rs6000-c.c (rs6000_cpu_cpp_builtins): Define _SOFT_DOUBLE if doubles use software floating-point.
gcc: * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define _SOFT_DOUBLE if doubles use software floating-point. * config/rs6000/libgcc-ppc-glibc.ver: Export additional long double functions if _SOFT_DOUBLE, not _SOFT_FLOAT. * config/rs6000/darwin-ldouble.c: Also compile functions for hard-float without FPRs. Use fmsub function for all __NO_FPRS__ cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT. * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove commented-out long double override. (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise. * config/rs6000/eabispe.h: Likewise. * config/rs6000/rs6000.c (rs6000_override_options): Don't override long double for non-SPE. (rs6000_handle_option): Likewise. (invalid_e500_subreg): Disallow more subregs involding DImode, DFmode, TImode or TFmode. (rs6000_legitimate_offset_address_p): Check TFmode offsets for E500 double. (legitimate_lo_sum_address_p): Also check for TFmode for E500 double. (rs6000_legitimize_address): Also handle TFmode for E500 double. (rs6000_legitimize_reload_address): Also handle TFmode for E500 double. (rs6000_legitimate_address): Also check for TFmode for E500 double. (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double. (spe_build_register_parallel): Handle TFmode and TCmode. (rs6000_spe_function_arg): Handle TFmode and TCmode for E500 double. (function_arg): Handle TFmode and TCmode for E500 double. (rs6000_init_libfuncs): Initialize extra libfuncs for soft double in general. (print_operand): Handle TFmode and TImode for %y. (rs6000_generate_compare): Handle TFmode comparisons for E500 double. (spe_func_has_64bit_regs_p): Check for TFmode for E500 double. (rs6000_function_value): Handle TFmode and TCmode for E500 double. (rs6000_libcall_value): Handle TFmode and TCmode for E500 double. * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for TFmode for E500 double. * config/rs6000/rs6000.md (FP): Allow TF for E500 double. (floatsidf2): Enable for E500 double. (movtf_softfloat): Use rs6000_nonimmediate_operand. (extenddftf2): Change to extenddftf2_fprs. (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs depending on TARGET_E500_DOUBLE. (extendsftf2): Enable for E500 double. (trunctfdf2): Enable for E500 double. (trunctfsf2): Change to trunctfsf2_fprs. (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs depending on TARGET_E500_DOUBLE. (floatsitf2): Enable for E500 double. (fix_trunctfsi2): Change to fix_trunctfsi2_fprs. (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE. (negtf2): Change to negtf2_internal. (negtf2): New expander. (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst, gen_spe_abstf2_cmp or gen_abstf2_internal depending on TARGET_E500_DOUBLE and flag_unsafe_math_optimizations. (movdi_internal32): Use rs6000_nonimmediate_operand. (unnamed splitter): Likewise. * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR, TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs. (SPE64TF, DITI): New mode macros. (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more modes. (frob_tf_ti): New. (frob_<mode>_di_2): New. (frob_tf_di_8_2): New. (frob_di_df): Change to frob_di_<mode>; allow more modes. (frob_ti_tf): New. (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow more modes. (frob_ti_<mode>_8_2): New. (frob_ti_tf_2): New. (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2, mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow TFmode. (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2, mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New. (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2, spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal, spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New. (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gp): New. libgcc: * config/rs6000/t-ldbl128: Always use -mlong-double-128. From-SVN: r121085
Diffstat (limited to 'libgcc')
-rw-r--r--libgcc/ChangeLog4
-rw-r--r--libgcc/config/rs6000/t-ldbl1284
2 files changed, 4 insertions, 4 deletions
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 2ab5eebc187..21d32f01e8a 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,7 @@
+2007-01-23 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/t-ldbl128: Always use -mlong-double-128.
+
2007-01-21 Andrew Pinski <pinskia@gmail.com>
PR target/30519
diff --git a/libgcc/config/rs6000/t-ldbl128 b/libgcc/config/rs6000/t-ldbl128
index 96e242ba8b9..bdd62f3cdee 100644
--- a/libgcc/config/rs6000/t-ldbl128
+++ b/libgcc/config/rs6000/t-ldbl128
@@ -1,7 +1,3 @@
SHLIB_MAPFILES += $(gcc_srcdir)/config/rs6000/libgcc-ppc-glibc.ver
-# Use -mlong-double-128 only when not compiling nof libgcc.
-predefined-macros := $(shell true | $(CC) $(CFLAGS) -x c -dD -E -)
-ifeq ($(findstring _SOFT_FLOAT,$(predefined-macros)),)
HOST_LIBGCC2_CFLAGS += -mlong-double-128
-endif