forked from Minki/linux
microblaze: entry.S: Macro optimization
We are not working with values from MSR that's why we can discard it and use r11 for different purpose without saving/restoring. Signed-off-by: Michal Simek <monstr@monstr.eu>
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@ -48,56 +48,56 @@
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*/
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#if CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR
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.macro clear_bip
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msrclr r11, MSR_BIP
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msrclr r0, MSR_BIP
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nop
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.endm
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.macro set_bip
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msrset r11, MSR_BIP
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msrset r0, MSR_BIP
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nop
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.endm
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.macro clear_eip
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msrclr r11, MSR_EIP
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msrclr r0, MSR_EIP
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nop
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.endm
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.macro set_ee
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msrset r11, MSR_EE
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msrset r0, MSR_EE
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nop
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.endm
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.macro disable_irq
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msrclr r11, MSR_IE
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msrclr r0, MSR_IE
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nop
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.endm
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.macro enable_irq
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msrset r11, MSR_IE
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msrset r0, MSR_IE
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nop
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.endm
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.macro set_ums
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msrset r11, MSR_UMS
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msrset r0, MSR_UMS
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nop
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msrclr r11, MSR_VMS
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msrclr r0, MSR_VMS
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nop
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.endm
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.macro set_vms
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msrclr r11, MSR_UMS
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msrclr r0, MSR_UMS
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nop
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msrset r11, MSR_VMS
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msrset r0, MSR_VMS
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nop
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.endm
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.macro clear_ums
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msrclr r11, MSR_UMS
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msrclr r0, MSR_UMS
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nop
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.endm
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.macro clear_vms_ums
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msrclr r11, MSR_VMS | MSR_UMS
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msrclr r0, MSR_VMS | MSR_UMS
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nop
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.endm
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#else
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