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| author | Tom Musta <tommusta@gmail.com> | 2014-01-07 10:06:00 -0600 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2014-03-05 03:06:42 +0100 |
| commit | 28288b48a83e903198ee22d8558c43b021e39a17 (patch) | |
| tree | a0913cca1f52ba2cbbf82bc84cc48c1d98cb90b4 /target-ppc/fpu_helper.c | |
| parent | fab7fe426fa5325f93c931ffbe25f4e024b1ced4 (diff) | |
| download | qemu-28288b48a83e903198ee22d8558c43b021e39a17.zip qemu-28288b48a83e903198ee22d8558c43b021e39a17.tar.gz qemu-28288b48a83e903198ee22d8558c43b021e39a17.tar.bz2 | |
target-ppc: Add ISA 2.06 fcfid[u][s] Instructions
This patch adds the fcfids, fcfidu and fcfidus instructions which
were introduced in Power ISA 2.06B. A common macro is provided to
eliminate repetitious code, and the existing fcfid instruction is
refactored to use this macro.
Signed-off-by: Tom Musta <tommusta@gmail.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'target-ppc/fpu_helper.c')
| -rw-r--r-- | target-ppc/fpu_helper.c | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/target-ppc/fpu_helper.c b/target-ppc/fpu_helper.c index 2f9f4dc..eb56082 100644 --- a/target-ppc/fpu_helper.c +++ b/target-ppc/fpu_helper.c @@ -637,16 +637,26 @@ FPU_FCTI(fctiduz, uint64_round_to_zero, 0x0000000000000000) #endif #if defined(TARGET_PPC64) -/* fcfid - fcfid. */ -uint64_t helper_fcfid(CPUPPCState *env, uint64_t arg) -{ - CPU_DoubleU farg; - - farg.d = int64_to_float64(arg, &env->fp_status); - return farg.ll; -} - +#define FPU_FCFI(op, cvtr, is_single) \ +uint64_t helper_##op(CPUPPCState *env, uint64_t arg) \ +{ \ + CPU_DoubleU farg; \ + \ + if (is_single) { \ + float32 tmp = cvtr(arg, &env->fp_status); \ + farg.d = float32_to_float64(tmp, &env->fp_status); \ + } else { \ + farg.d = cvtr(arg, &env->fp_status); \ + } \ + helper_float_check_status(env); \ + return farg.ll; \ +} + +FPU_FCFI(fcfid, int64_to_float64, 0) +FPU_FCFI(fcfids, int64_to_float32, 1) +FPU_FCFI(fcfidu, uint64_to_float64, 0) +FPU_FCFI(fcfidus, uint64_to_float32, 1) #endif |