Author: adrian
Date: Tue Jun 14 06:21:51 2016
New Revision: 301878
URL: https://svnweb.freebsd.org/changeset/base/301878
Log:
[mips] Tidy up setting/clearing the hardfloat flag.
Submitted by: kan
Approved by: re (delphij)
Modified:
head/sys/mips/mips/swtch.S
Modified: head/sys/mips/mips/swtch.S
==============================================================================
--- head/sys/mips/mips/swtch.S Tue Jun 14 03:57:00 2016 (r301877)
+++ head/sys/mips/mips/swtch.S Tue Jun 14 06:21:51 2016 (r301878)
@@ -400,8 +400,9 @@ END(cpu_switch)
*
*----------------------------------------------------------------------------
*/
-.set hardfloat
LEAF(MipsSwitchFPState)
+ .set push
+ .set hardfloat
mfc0 t1, MIPS_COP_0_STATUS # Save old SR
li t0, MIPS_SR_COP_1_BIT # enable the coprocessor
mtc0 t0, MIPS_COP_0_STATUS
@@ -503,6 +504,7 @@ LEAF(MipsSwitchFPState)
ITLBNOPFIX
j ra
nop
+ .set pop
END(MipsSwitchFPState)
/*----------------------------------------------------------------------------
@@ -523,6 +525,8 @@ END(MipsSwitchFPState)
*----------------------------------------------------------------------------
*/
LEAF(MipsSaveCurFPState)
+ .set push
+ .set hardfloat
PTR_L a0, TD_PCB(a0) # get pointer to pcb for thread
mfc0 t1, MIPS_COP_0_STATUS # Disable interrupts and
li t0, MIPS_SR_COP_1_BIT # enable the coprocessor
@@ -581,6 +585,7 @@ LEAF(MipsSaveCurFPState)
ITLBNOPFIX
j ra
nop
+ .set pop
END(MipsSaveCurFPState)
/*
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