Mercurial > ecos
diff packages/hal/mips/arch/current/include/arch.inc @ 26:4741a3c3496a ecos-sw-1999-07-23
Merge from eCos master repository on 1999-07-23-05:47:06-BST
| author | jlarmour |
|---|---|
| date | Fri, 23 Jul 1999 15:20:15 +0000 |
| parents | 306eee292492 |
| children | e97d78785e2d |
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--- a/packages/hal/mips/arch/current/include/arch.inc +++ b/packages/hal/mips/arch/current/include/arch.inc @@ -341,8 +341,8 @@ hal_intc_translation_table: #error MIPS FPU register size not defined #endif -#ifndef CYG_HAL_MIPS_FSR_INIT -#define CYG_HAL_MIPS_FSR_INIT 0 +#ifndef CYG_HAL_MIPS_FCSR_INIT +#define CYG_HAL_MIPS_FCSR_INIT 0 #endif .macro hal_fpu_init @@ -355,7 +355,7 @@ hal_intc_translation_table: nop nop nop - la v0,CYG_HAL_MIPS_FSR_INIT # Get initial value for FSR + la v0,CYG_HAL_MIPS_FCSR_INIT # Get initial value for FCR31 ctc1 v0,$31 # set Fp control reg nop .endm @@ -363,6 +363,8 @@ hal_intc_translation_table: # Save the caller-saved registers as defined by the ABI. # These only really need saving during interrupts. .macro hal_fpu_save_caller regs + cfc1 v0,$31 + sw v0,mipsreg_fcr31(\regs) sfpr f0,(mipsreg_fpureg+0*mips_fpuregsize)(\regs) sfpr f1,(mipsreg_fpureg+1*mips_fpuregsize)(\regs) sfpr f2,(mipsreg_fpureg+2*mips_fpuregsize)(\regs) @@ -384,8 +386,6 @@ hal_intc_translation_table: sfpr f18,(mipsreg_fpureg+18*mips_fpuregsize)(\regs) sfpr f19,(mipsreg_fpureg+19*mips_fpuregsize)(\regs) sfpr f31,(mipsreg_fpureg+31*mips_fpuregsize)(\regs) - cfc1 v0,$31 - sw v0,mipsreg_fcr31(\regs) .endm # Save the callee-saved registers as defined by the ABI. @@ -413,8 +413,6 @@ hal_intc_translation_table: # Reload the caller-saved registers. .macro hal_fpu_load_caller regs - lw v0,mipsreg_fcr31(\regs) - ctc1 v0,$31 lfpr f0,(mipsreg_fpureg+0*mips_fpuregsize)(\regs) lfpr f1,(mipsreg_fpureg+1*mips_fpuregsize)(\regs) lfpr f2,(mipsreg_fpureg+2*mips_fpuregsize)(\regs) @@ -436,6 +434,8 @@ hal_intc_translation_table: lfpr f18,(mipsreg_fpureg+18*mips_fpuregsize)(\regs) lfpr f19,(mipsreg_fpureg+19*mips_fpuregsize)(\regs) lfpr f31,(mipsreg_fpureg+31*mips_fpuregsize)(\regs) + lw v0,mipsreg_fcr31(\regs) + ctc1 v0,$31 .endm # Reload the callee-saved registers.