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[RFC,v2,5/5] target/ppc: Enable hardfpu for Power

Message ID 20221026192548.67303-6-victor.colombo@eldorado.org.br (mailing list archive)
State New, archived
Headers show
Series Idea for using hardfloat in PPC | expand

Commit Message

Víctor Colombo Oct. 26, 2022, 7:25 p.m. UTC 
Change the build conditional from softfloat.c, allowing TARGET_PPC
to use hardfpu. For PPC, this is only implemented in linux-user.

Signed-off-by: Víctor Colombo <victor.colombo@eldorado.org.br>
---
 fpu/softfloat.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)
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Patch

diff --git a/fpu/softfloat.c b/fpu/softfloat.c
index c7454c3eb1..f395096275 100644
--- a/fpu/softfloat.c
+++ b/fpu/softfloat.c
@@ -220,11 +220,13 @@  GEN_INPUT_FLUSH3(float64_input_flush3, float64)
  * the use of hardfloat, since hardfloat relies on the inexact flag being
  * already set.
  */
-#if defined(TARGET_PPC) || defined(__FAST_MATH__)
-# if defined(__FAST_MATH__)
-#  warning disabling hardfloat due to -ffast-math: hardfloat requires an exact \
+#if defined(__FAST_MATH__)
+# warning disabling hardfloat due to -ffast-math: hardfloat requires an exact \
     IEEE implementation
-# endif
+# define QEMU_NO_HARDFLOAT 1
+# define QEMU_SOFTFLOAT_ATTR QEMU_FLATTEN
+#elif defined(TARGET_PPC) && (!defined(CONFIG_USER_ONLY) || !defined(CONFIG_LINUX_USER))
+/* In PPC hardfloat only works for linux-user */
 # define QEMU_NO_HARDFLOAT 1
 # define QEMU_SOFTFLOAT_ATTR QEMU_FLATTEN
 #else