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authorRichard Henderson <rth@twiddle.net>2011-10-17 10:42:49 -0700
committerRichard Henderson <rth@twiddle.net>2011-10-26 13:55:26 -0700
commit30038fd81808f7c3bca92be2369e74c8ca7b3d69 (patch)
treebf718259c3d5bcc3e4f8605dbe9828c739be345d /target-sparc/cpu.h
parent45c7b743cda3e87e528516ac1dd039d5932433a3 (diff)
target-sparc: Change fpr representation to doubles.
This allows a more efficient representation for 64-bit hosts. It should be about the same for 32-bit hosts, as we can still access the individual pieces of the double. Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-sparc/cpu.h')
-rw-r--r--target-sparc/cpu.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/target-sparc/cpu.h b/target-sparc/cpu.h
index 4eace33c47..38a707466c 100644
--- a/target-sparc/cpu.h
+++ b/target-sparc/cpu.h
@@ -3,16 +3,17 @@
#include "config.h"
#include "qemu-common.h"
+#include "bswap.h"
#if !defined(TARGET_SPARC64)
#define TARGET_LONG_BITS 32
-#define TARGET_FPREGS 32
+#define TARGET_DPREGS 16
#define TARGET_PAGE_BITS 12 /* 4k */
#define TARGET_PHYS_ADDR_SPACE_BITS 36
#define TARGET_VIRT_ADDR_SPACE_BITS 32
#else
#define TARGET_LONG_BITS 64
-#define TARGET_FPREGS 64
+#define TARGET_DPREGS 32
#define TARGET_PAGE_BITS 13 /* 8k */
#define TARGET_PHYS_ADDR_SPACE_BITS 41
# ifdef TARGET_ABI32
@@ -395,7 +396,7 @@ typedef struct CPUSPARCState {
uint32_t psr; /* processor state register */
target_ulong fsr; /* FPU state register */
- float32 fpr[TARGET_FPREGS]; /* floating point registers */
+ CPU_DoubleU fpr[TARGET_DPREGS]; /* floating point registers */
uint32_t cwp; /* index of current register window (extracted
from PSR) */
#if !defined(TARGET_SPARC64) || defined(TARGET_ABI32)