diff options
Diffstat (limited to 'arch/mips/math-emu/cp1emu.c')
-rw-r--r-- | arch/mips/math-emu/cp1emu.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c index 99c5506..c70f25f 100644 --- a/arch/mips/math-emu/cp1emu.c +++ b/arch/mips/math-emu/cp1emu.c @@ -196,7 +196,7 @@ static int isBranchInstr(mips_instruction * i) static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) { mips_instruction ir; - vaddr_t emulpc, contpc; + void * emulpc, *contpc; unsigned int cond; if (get_user(ir, (mips_instruction *) xcp->cp0_epc)) { @@ -221,12 +221,12 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) * Linux MIPS branch emulator operates on context, updating the * cp0_epc. */ - emulpc = REG_TO_VA(xcp->cp0_epc + 4); /* Snapshot emulation target */ + emulpc = (void *) (xcp->cp0_epc + 4); /* Snapshot emulation target */ if (__compute_return_epc(xcp)) { #ifdef CP1DBG printk("failed to emulate branch at %p\n", - REG_TO_VA(xcp->cp0_epc)); + (void *) (xcp->cp0_epc)); #endif return SIGILL; } @@ -235,13 +235,12 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) return SIGBUS; } /* __compute_return_epc() will have updated cp0_epc */ - contpc = REG_TO_VA xcp->cp0_epc; + contpc = (void *) xcp->cp0_epc; /* In order not to confuse ptrace() et al, tweak context */ - xcp->cp0_epc = VA_TO_REG emulpc - 4; - } - else { - emulpc = REG_TO_VA xcp->cp0_epc; - contpc = REG_TO_VA(xcp->cp0_epc + 4); + xcp->cp0_epc = (unsigned long) emulpc - 4; + } else { + emulpc = (void *) xcp->cp0_epc; + contpc = (void *) (xcp->cp0_epc + 4); } emul: @@ -249,7 +248,7 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) switch (MIPSInst_OPCODE(ir)) { #ifndef SINGLE_ONLY_FPU case ldc1_op:{ - u64 *va = REG_TO_VA(xcp->regs[MIPSInst_RS(ir)] + + u64 *va = (void *) (xcp->regs[MIPSInst_RS(ir)] + MIPSInst_SIMM(ir)); u64 val; @@ -263,7 +262,7 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) } case sdc1_op:{ - u64 *va = REG_TO_VA(xcp->regs[MIPSInst_RS(ir)] + + u64 *va = (void *) (xcp->regs[MIPSInst_RS(ir)] + MIPSInst_SIMM(ir)); u64 val; @@ -278,7 +277,7 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) #endif case lwc1_op:{ - u32 *va = REG_TO_VA(xcp->regs[MIPSInst_RS(ir)] + + u32 *va = (void *) (xcp->regs[MIPSInst_RS(ir)] + MIPSInst_SIMM(ir)); u32 val; @@ -298,7 +297,7 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) } case swc1_op:{ - u32 *va = REG_TO_VA(xcp->regs[MIPSInst_RS(ir)] + + u32 *va = (void *) (xcp->regs[MIPSInst_RS(ir)] + MIPSInst_SIMM(ir)); u32 val; @@ -371,7 +370,7 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) value = ctx->fcr31; #ifdef CSRTRACE printk("%p gpr[%d]<-csr=%08x\n", - REG_TO_VA(xcp->cp0_epc), + (void *) (xcp->cp0_epc), MIPSInst_RT(ir), value); #endif } @@ -398,7 +397,7 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) if (MIPSInst_RD(ir) == FPCREG_CSR) { #ifdef CSRTRACE printk("%p gpr[%d]->csr=%08x\n", - REG_TO_VA(xcp->cp0_epc), + (void *) (xcp->cp0_epc), MIPSInst_RT(ir), value); #endif ctx->fcr31 = value; @@ -445,12 +444,12 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) * instruction */ xcp->cp0_epc += 4; - contpc = REG_TO_VA + contpc = (void *) (xcp->cp0_epc + (MIPSInst_SIMM(ir) << 2)); if (get_user(ir, (mips_instruction *) - REG_TO_VA xcp->cp0_epc)) { + (void *) xcp->cp0_epc)) { fpuemuprivate.stats.errors++; return SIGBUS; } @@ -480,7 +479,7 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) * Single step the non-cp1 * instruction in the dslot */ - return mips_dsemul(xcp, ir, VA_TO_REG contpc); + return mips_dsemul(xcp, ir, (unsigned long) contpc); } else { /* branch not taken */ @@ -539,8 +538,9 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) } /* we did it !! */ - xcp->cp0_epc = VA_TO_REG(contpc); + xcp->cp0_epc = (unsigned long) contpc; xcp->cp0_cause &= ~CAUSEF_BD; + return 0; } @@ -628,7 +628,7 @@ static int fpux_emu(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx, switch (MIPSInst_FUNC(ir)) { case lwxc1_op: - va = REG_TO_VA(xcp->regs[MIPSInst_FR(ir)] + + va = (void *) (xcp->regs[MIPSInst_FR(ir)] + xcp->regs[MIPSInst_FT(ir)]); fpuemuprivate.stats.loads++; @@ -648,7 +648,7 @@ static int fpux_emu(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx, break; case swxc1_op: - va = REG_TO_VA(xcp->regs[MIPSInst_FR(ir)] + + va = (void *) (xcp->regs[MIPSInst_FR(ir)] + xcp->regs[MIPSInst_FT(ir)]); fpuemuprivate.stats.stores++; @@ -724,7 +724,7 @@ static int fpux_emu(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx, switch (MIPSInst_FUNC(ir)) { case ldxc1_op: - va = REG_TO_VA(xcp->regs[MIPSInst_FR(ir)] + + va = (void *) (xcp->regs[MIPSInst_FR(ir)] + xcp->regs[MIPSInst_FT(ir)]); fpuemuprivate.stats.loads++; @@ -736,7 +736,7 @@ static int fpux_emu(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx, break; case sdxc1_op: - va = REG_TO_VA(xcp->regs[MIPSInst_FR(ir)] + + va = (void *) (xcp->regs[MIPSInst_FR(ir)] + xcp->regs[MIPSInst_FT(ir)]); fpuemuprivate.stats.stores++; @@ -1282,7 +1282,7 @@ static int fpu_emu(struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx, int fpu_emulator_cop1Handler(int xcptno, struct pt_regs *xcp, struct mips_fpu_soft_struct *ctx) { - gpreg_t oldepc, prevepc; + unsigned long oldepc, prevepc; mips_instruction insn; int sig = 0; |