diff options
| author | Chris Demetriou <cgd@google.com> | 2004-04-11 07:12:13 +0000 |
|---|---|---|
| committer | Chris Demetriou <cgd@google.com> | 2004-04-11 07:12:13 +0000 |
| commit | adad0f8a2b7ce9423ef62ea86b318d3c4fec065a (patch) | |
| tree | 8f4a9f6e3c738cca103bc191b523e2c736fad5c2 /sim | |
| parent | cdc89eb2c34d4c9739bf57618b3dec13017d1cc5 (diff) | |
| download | gdb-adad0f8a2b7ce9423ef62ea86b318d3c4fec065a.zip gdb-adad0f8a2b7ce9423ef62ea86b318d3c4fec065a.tar.gz gdb-adad0f8a2b7ce9423ef62ea86b318d3c4fec065a.tar.bz2 | |
2004-04-11 Chris Demetriou <cgd@broadcom.com>
* utils-fpu.inc (enable_fpu, ckm_fp_cc): New macros.
(clrset_fp_cc): Fix mask used for upper 7 condition codes.
* utils-mdmx.inc: Include utils-fpu.inc.
(enable_mdmx): Use enable_fpu.
Diffstat (limited to 'sim')
| -rw-r--r-- | sim/testsuite/sim/mips/ChangeLog | 7 | ||||
| -rw-r--r-- | sim/testsuite/sim/mips/utils-fpu.inc | 20 | ||||
| -rw-r--r-- | sim/testsuite/sim/mips/utils-mdmx.inc | 11 |
3 files changed, 31 insertions, 7 deletions
diff --git a/sim/testsuite/sim/mips/ChangeLog b/sim/testsuite/sim/mips/ChangeLog index 808e4e7..7d75661 100644 --- a/sim/testsuite/sim/mips/ChangeLog +++ b/sim/testsuite/sim/mips/ChangeLog @@ -1,3 +1,10 @@ +2004-04-11 Chris Demetriou <cgd@broadcom.com> + + * utils-fpu.inc (enable_fpu, ckm_fp_cc): New macros. + (clrset_fp_cc): Fix mask used for upper 7 condition codes. + * utils-mdmx.inc: Include utils-fpu.inc. + (enable_mdmx): Use enable_fpu. + 2004-04-10 Chris Demetriou <cgd@broadcom.com> * utils-fpu.inc: New file. diff --git a/sim/testsuite/sim/mips/utils-fpu.inc b/sim/testsuite/sim/mips/utils-fpu.inc index d0701b9..82feb61 100644 --- a/sim/testsuite/sim/mips/utils-fpu.inc +++ b/sim/testsuite/sim/mips/utils-fpu.inc @@ -18,6 +18,12 @@ # with this program; if not, write to the Free Software Foundation, Inc., # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + .macro enable_fpu fr + mfc0 $20, $12 + or $20, $20, (1 << 29) | (\fr << 26) + mtc0 $20, $20 + .endm + ### ### Data movement macros ### @@ -57,9 +63,9 @@ .macro clrset_fp_cc clr, set cfc1 $20, $31 - or $20, $20, (((\clr & 0xf7) << 24) | ((\clr & 0x01) << 23)) - xor $20, $20, (((\clr & 0xf7) << 24) | ((\clr & 0x01) << 23)) - or $20, $20, (((\set & 0xf7) << 24) | ((\set & 0x01) << 23)) + or $20, $20, (((\clr & 0xfe) << 24) | ((\clr & 0x01) << 23)) + xor $20, $20, (((\clr & 0xfe) << 24) | ((\clr & 0x01) << 23)) + or $20, $20, (((\set & 0xfe) << 24) | ((\set & 0x01) << 23)) ctc1 $20, $31 .endm @@ -89,3 +95,11 @@ bnez $20, _fail nop .endm + + .macro ckm_fp_cc v, mask + get_fp_cc $20 + xori $20, $20, \v + andi $20, $20, \mask + bnez $20, _fail + nop + .endm diff --git a/sim/testsuite/sim/mips/utils-mdmx.inc b/sim/testsuite/sim/mips/utils-mdmx.inc index d1726b3..cda6550 100644 --- a/sim/testsuite/sim/mips/utils-mdmx.inc +++ b/sim/testsuite/sim/mips/utils-mdmx.inc @@ -18,15 +18,18 @@ # with this program; if not, write to the Free Software Foundation, Inc., # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + .include "utils-fpu.inc" + ### ### Shared macros ### - # Enable MDMX, by setting Status.CU1, .FR, and .MX + # Enable MDMX: enable the FPU w/ FR=1, then set Status.MX .macro enable_mdmx - mfc0 $20, $12 - or $20, $20, (1 << 29) | (1 << 26) | (1 << 24) - mtc0 $20, $12 + enable_fpu 1 + mfc0 $20, $12 + or $20, $20, (1 << 24) + mtc0 $20, $12 .endm |