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authorLen Brown <len.brown@intel.com>2008-10-23 05:57:26 +0200
committerLen Brown <len.brown@intel.com>2008-10-23 06:11:07 +0200
commit057316cc6a5b521b332a1d7ccc871cd60c904c74 (patch)
tree4333e608da237c73ff69b10878025cca96dcb4c8 /include/math-emu
parentpanasonic-laptop: fix build (diff)
parentbinfmt_elf_fdpic: Update for cputime changes. (diff)
downloadlinux-057316cc6a5b521b332a1d7ccc871cd60c904c74.tar.xz
linux-057316cc6a5b521b332a1d7ccc871cd60c904c74.zip
Merge branch 'linus' into test
Conflicts: MAINTAINERS arch/x86/kernel/acpi/boot.c arch/x86/kernel/acpi/sleep.c drivers/acpi/Kconfig drivers/pnp/Makefile drivers/pnp/quirks.c Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'include/math-emu')
-rw-r--r--include/math-emu/op-2.h2
-rw-r--r--include/math-emu/op-common.h12
-rw-r--r--include/math-emu/soft-fp.h19
3 files changed, 28 insertions, 5 deletions
diff --git a/include/math-emu/op-2.h b/include/math-emu/op-2.h
index e193fb08fd55..4f26ecc1411b 100644
--- a/include/math-emu/op-2.h
+++ b/include/math-emu/op-2.h
@@ -25,7 +25,7 @@
#ifndef __MATH_EMU_OP_2_H__
#define __MATH_EMU_OP_2_H__
-#define _FP_FRAC_DECL_2(X) _FP_W_TYPE X##_f0, X##_f1
+#define _FP_FRAC_DECL_2(X) _FP_W_TYPE X##_f0 = 0, X##_f1 = 0
#define _FP_FRAC_COPY_2(D,S) (D##_f0 = S##_f0, D##_f1 = S##_f1)
#define _FP_FRAC_SET_2(X,I) __FP_FRAC_SET_2(X, I)
#define _FP_FRAC_HIGH_2(X) (X##_f1)
diff --git a/include/math-emu/op-common.h b/include/math-emu/op-common.h
index bb46e7645d53..cc1ec396f8d6 100644
--- a/include/math-emu/op-common.h
+++ b/include/math-emu/op-common.h
@@ -73,7 +73,7 @@ do { \
X##_c = FP_CLS_NAN; \
/* Check for signaling NaN */ \
if (!(_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs)) \
- FP_SET_EXCEPTION(FP_EX_INVALID); \
+ FP_SET_EXCEPTION(FP_EX_INVALID | FP_EX_INVALID_SNAN); \
} \
break; \
} \
@@ -324,7 +324,7 @@ do { \
_FP_FRAC_SET_##wc(R, _FP_NANFRAC_##fs); \
R##_s = _FP_NANSIGN_##fs; \
R##_c = FP_CLS_NAN; \
- FP_SET_EXCEPTION(FP_EX_INVALID); \
+ FP_SET_EXCEPTION(FP_EX_INVALID | FP_EX_INVALID_ISI); \
break; \
} \
/* FALLTHRU */ \
@@ -431,7 +431,7 @@ do { \
R##_s = _FP_NANSIGN_##fs; \
R##_c = FP_CLS_NAN; \
_FP_FRAC_SET_##wc(R, _FP_NANFRAC_##fs); \
- FP_SET_EXCEPTION(FP_EX_INVALID); \
+ FP_SET_EXCEPTION(FP_EX_INVALID | FP_EX_INVALID_IMZ);\
break; \
\
default: \
@@ -490,11 +490,15 @@ do { \
break; \
\
case _FP_CLS_COMBINE(FP_CLS_INF,FP_CLS_INF): \
+ R##_s = _FP_NANSIGN_##fs; \
+ R##_c = FP_CLS_NAN; \
+ _FP_FRAC_SET_##wc(R, _FP_NANFRAC_##fs); \
+ FP_SET_EXCEPTION(FP_EX_INVALID | FP_EX_INVALID_IDI);\
case _FP_CLS_COMBINE(FP_CLS_ZERO,FP_CLS_ZERO): \
R##_s = _FP_NANSIGN_##fs; \
R##_c = FP_CLS_NAN; \
_FP_FRAC_SET_##wc(R, _FP_NANFRAC_##fs); \
- FP_SET_EXCEPTION(FP_EX_INVALID); \
+ FP_SET_EXCEPTION(FP_EX_INVALID | FP_EX_INVALID_ZDZ);\
break; \
\
default: \
diff --git a/include/math-emu/soft-fp.h b/include/math-emu/soft-fp.h
index a6f873b45f98..3f284bc03180 100644
--- a/include/math-emu/soft-fp.h
+++ b/include/math-emu/soft-fp.h
@@ -51,6 +51,25 @@
#ifndef FP_EX_INVALID
#define FP_EX_INVALID 0
#endif
+#ifndef FP_EX_INVALID_SNAN
+#define FP_EX_INVALID_SNAN 0
+#endif
+/* inf - inf */
+#ifndef FP_EX_INVALID_ISI
+#define FP_EX_INVALID_ISI 0
+#endif
+/* inf / inf */
+#ifndef FP_EX_INVALID_IDI
+#define FP_EX_INVALID_IDI 0
+#endif
+/* 0 / 0 */
+#ifndef FP_EX_INVALID_ZDZ
+#define FP_EX_INVALID_ZDZ 0
+#endif
+/* inf * 0 */
+#ifndef FP_EX_INVALID_IMZ
+#define FP_EX_INVALID_IMZ 0
+#endif
#ifndef FP_EX_OVERFLOW
#define FP_EX_OVERFLOW 0
#endif