aboutsummaryrefslogtreecommitdiff
path: root/target-alpha/translate.c
diff options
context:
space:
mode:
authorRichard Henderson <rth@twiddle.net>2012-03-24 09:51:14 -0700
committerBlue Swirl <blauwirbel@gmail.com>2012-03-24 17:07:58 +0000
commit743434099d427c17f6c8f36de81a83f83ec13fb2 (patch)
treefb2bf1bfeaa126b9d3c786f44306c37c05ffe4e2 /target-alpha/translate.c
parentc30827555d5305d42f7b164dc69a381c4882e77a (diff)
downloadqemu-arm-743434099d427c17f6c8f36de81a83f83ec13fb2.tar.gz
target-alpha: Make use of fp_status.flush_inputs_to_zero.
This softfp feature post-dates the last major update to the Alpha fpu translation. We can make use of this to eliminate at least one helper function that was performing this operation by hand. Signed-off-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-alpha/translate.c')
-rw-r--r--target-alpha/translate.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/target-alpha/translate.c b/target-alpha/translate.c
index dd09ad8bfe..1f4565d794 100644
--- a/target-alpha/translate.c
+++ b/target-alpha/translate.c
@@ -661,15 +661,19 @@ static void gen_qual_flushzero(DisasContext *ctx, int fn11)
static TCGv gen_ieee_input(int reg, int fn11, int is_cmp)
{
- TCGv val = tcg_temp_new();
+ TCGv val;
if (reg == 31) {
- tcg_gen_movi_i64(val, 0);
- } else if (fn11 & QUAL_S) {
- gen_helper_ieee_input_s(val, cpu_env, cpu_fir[reg]);
- } else if (is_cmp) {
- gen_helper_ieee_input_cmp(val, cpu_env, cpu_fir[reg]);
+ val = tcg_const_i64(0);
} else {
- gen_helper_ieee_input(val, cpu_env, cpu_fir[reg]);
+ if ((fn11 & QUAL_S) == 0) {
+ if (is_cmp) {
+ gen_helper_ieee_input_cmp(cpu_env, cpu_fir[reg]);
+ } else {
+ gen_helper_ieee_input(cpu_env, cpu_fir[reg]);
+ }
+ }
+ val = tcg_temp_new();
+ tcg_gen_mov_i64(val, cpu_fir[reg]);
}
return val;
}