From: simonmar <unknown>
Date: Tue, 8 Nov 2005 12:31:36 +0000 (+0000)
Subject: [project @ 2005-11-08 12:31:36 by simonmar]
X-Git-Tag: Initial_conversion_from_CVS_complete~60
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=2724902344992a88cc142a892b353466146b348d;hp=fd8ddfb9514a2d28352e052aae2ff04368d4bc10;p=ghc-hetmet.git

[project @ 2005-11-08 12:31:36 by simonmar]
unless I'm mistaken, only x86 needs -ffloat-store.  x86_64 certainly
doesn't need it, because it uses SSE2 with the correct-sized floating
point registers and doesn't store temporary results with more
precision than results in memory.
---

diff --git a/ghc/compiler/main/DriverPipeline.hs b/ghc/compiler/main/DriverPipeline.hs
index bdc0546..07fe113 100644
--- a/ghc/compiler/main/DriverPipeline.hs
+++ b/ghc/compiler/main/DriverPipeline.hs
@@ -872,7 +872,9 @@ runPhase cc_phase stop dflags basename suff input_fn get_output_fn maybe_loc
 		       ++ [ "-D__GLASGOW_HASKELL__="++cProjectVersionInt ]
 		       ++ cc_opts
 		       ++ split_opt
+#if x86_TARGET_ARCH
 		       ++ (if excessPrecision then [] else [ "-ffloat-store" ])
+#endif
 		       ++ include_paths
 		       ++ pkg_extra_cc_opts
 		       ))