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| author | Kevin Hao <haokexin@gmail.com> | 2013-07-10 03:43:42 +0200 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-08-14 06:58:40 +0200 |
| commit | cf5c2e543c7b4a5ec49f547070c0f3f4c95e20ed (patch) | |
| tree | 211d1ce953f004d70bfa98bc623884f3a0fa077e /arch/powerpc/math-emu/math.c | |
| parent | powerpc/powernv: Enable detection of legacy UARTs (diff) | |
| download | linux-cf5c2e543c7b4a5ec49f547070c0f3f4c95e20ed.tar.xz linux-cf5c2e543c7b4a5ec49f547070c0f3f4c95e20ed.zip | |
powerpc/math-emu: Remove the dead code in math.c
The math.c is only built when CONFIG_MATH_EMULATION is enabled.
So we would never get into the case that CONFIG_MATH_EMULATION
is not defined in this file.
Signed-off-by: Kevin Hao <haokexin@gmail.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/math-emu/math.c')
| -rw-r--r-- | arch/powerpc/math-emu/math.c | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/arch/powerpc/math-emu/math.c b/arch/powerpc/math-emu/math.c index 0328e66e0799..cefb4f2f4039 100644 --- a/arch/powerpc/math-emu/math.c +++ b/arch/powerpc/math-emu/math.c @@ -231,47 +231,6 @@ do_mathemu(struct pt_regs *regs) if (get_user(insn, (u32 *)pc)) return -EFAULT; -#ifndef CONFIG_MATH_EMULATION - switch (insn >> 26) { - case LFD: - idx = (insn >> 16) & 0x1f; - sdisp = (insn & 0xffff); - op0 = (void *)¤t->thread.TS_FPR((insn >> 21) & 0x1f); - op1 = (void *)((idx ? regs->gpr[idx] : 0) + sdisp); - lfd(op0, op1, op2, op3); - break; - case LFDU: - idx = (insn >> 16) & 0x1f; - sdisp = (insn & 0xffff); - op0 = (void *)¤t->thread.TS_FPR((insn >> 21) & 0x1f); - op1 = (void *)((idx ? regs->gpr[idx] : 0) + sdisp); - lfd(op0, op1, op2, op3); - regs->gpr[idx] = (unsigned long)op1; - break; - case STFD: - idx = (insn >> 16) & 0x1f; - sdisp = (insn & 0xffff); - op0 = (void *)¤t->thread.TS_FPR((insn >> 21) & 0x1f); - op1 = (void *)((idx ? regs->gpr[idx] : 0) + sdisp); - stfd(op0, op1, op2, op3); - break; - case STFDU: - idx = (insn >> 16) & 0x1f; - sdisp = (insn & 0xffff); - op0 = (void *)¤t->thread.TS_FPR((insn >> 21) & 0x1f); - op1 = (void *)((idx ? regs->gpr[idx] : 0) + sdisp); - stfd(op0, op1, op2, op3); - regs->gpr[idx] = (unsigned long)op1; - break; - case OP63: - op0 = (void *)¤t->thread.TS_FPR((insn >> 21) & 0x1f); - op1 = (void *)¤t->thread.TS_FPR((insn >> 11) & 0x1f); - fmr(op0, op1, op2, op3); - break; - default: - goto illegal; - } -#else /* CONFIG_MATH_EMULATION */ switch (insn >> 26) { case LFS: func = lfs; type = D; break; case LFSU: func = lfs; type = DU; break; @@ -485,7 +444,6 @@ do_mathemu(struct pt_regs *regs) default: break; } -#endif /* CONFIG_MATH_EMULATION */ regs->nip += 4; return 0; |