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| author | Michał Derkacz <ziutek@lnet.pl> | 2012-08-03 16:15:11 -0400 |
|---|---|---|
| committer | Russ Cox <rsc@golang.org> | 2012-08-03 16:15:11 -0400 |
| commit | dee5adcf74d249adf1d6ba83eb906dbb60e2ee4f (patch) | |
| tree | 5c3027f3d853a56d6c38667ed117cd390e4f330a /src/pkg/runtime/softfloat_arm.c | |
| parent | 823962c52186415d61f23a819af298dd45ed3a52 (diff) | |
| download | go-dee5adcf74d249adf1d6ba83eb906dbb60e2ee4f.tar.xz | |
5a, 5l, math: Add support for ABSD, ABSF floating point instructions.
R=golang-dev, dave, rsc, minux.ma
CC=golang-dev
https://golang.org/cl/6225051
Diffstat (limited to 'src/pkg/runtime/softfloat_arm.c')
| -rw-r--r-- | src/pkg/runtime/softfloat_arm.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/pkg/runtime/softfloat_arm.c b/src/pkg/runtime/softfloat_arm.c index bd73cb15b5..9a54406302 100644 --- a/src/pkg/runtime/softfloat_arm.c +++ b/src/pkg/runtime/softfloat_arm.c @@ -420,6 +420,23 @@ stage3: // regd, regm are 4bit variables regd, regm, m->freghi[regd], m->freglo[regd]); break; + case 0xeeb00bc0: // D[regd] = abs D[regm] + m->freglo[regd] = m->freglo[regm]; + m->freghi[regd] = m->freghi[regm] & ((1<<31)-1); + + if(trace) + runtime·printf("*** D[%d] = abs D[%d] %x-%x\n", + regd, regm, m->freghi[regd], m->freglo[regd]); + break; + + case 0xeeb00ac0: // F[regd] = abs F[regm] + m->freglo[regd] = m->freglo[regm] & ((1<<31)-1); + + if(trace) + runtime·printf("*** F[%d] = abs F[%d] %x\n", + regd, regm, m->freglo[regd]); + break; + case 0xeeb40bc0: // D[regd] :: D[regm] (CMPD) runtime·fcmp64c(getd(regd), getd(regm), &cmp, &nan); m->fflag = fstatus(nan, cmp); |