diff options
Diffstat (limited to 'includes/CodeGen.Platform.hs')
| -rw-r--r-- | includes/CodeGen.Platform.hs | 53 |
1 files changed, 28 insertions, 25 deletions
diff --git a/includes/CodeGen.Platform.hs b/includes/CodeGen.Platform.hs index 46550af213..72a4d2b375 100644 --- a/includes/CodeGen.Platform.hs +++ b/includes/CodeGen.Platform.hs @@ -1,6 +1,7 @@ import CmmExpr -#if !(MACHREGS_i386 || MACHREGS_x86_64 || MACHREGS_sparc || MACHREGS_powerpc) +#if !(defined MACHREGS_i386 || defined MACHREGS_x86_64 \ + || defined MACHREGS_sparc || defined MACHREGS_powerpc) import Panic #endif import Reg @@ -8,9 +9,9 @@ import Reg #include "ghcautoconf.h" #include "stg/MachRegs.h" -#if MACHREGS_i386 || MACHREGS_x86_64 +#if defined MACHREGS_i386 || defined MACHREGS_x86_64 -# if MACHREGS_i386 +# if defined MACHREGS_i386 # define eax 0 # define ebx 1 # define ecx 2 @@ -21,7 +22,7 @@ import Reg # define esp 7 # endif -# if MACHREGS_x86_64 +# if defined MACHREGS_x86_64 # define rax 0 # define rbx 1 # define rcx 2 @@ -103,7 +104,7 @@ import Reg -- I'm not sure if these are the correct numberings. -- Normally, the register names are just stringified as part of the REG() macro -#elif MACHREGS_powerpc || MACHREGS_arm || MACHREGS_aarch64 +#elif defined MACHREGS_powerpc || defined MACHREGS_arm || defined MACHREGS_aarch64 # define r0 0 # define r1 1 @@ -139,8 +140,8 @@ import Reg # define r31 31 -- See note above. These aren't actually used for anything except satisfying the compiler for globalRegMaybe --- so I'm unsure if they're the correct numberings, should they ever be attempted to be used in the NCG. -#if MACHREGS_aarch64 || MACHREGS_arm +-- so I'm unsure if they're the correct numberings, should they ever be attempted to be used in the NCG. +#if defined MACHREGS_aarch64 || defined MACHREGS_arm # define s0 32 # define s1 33 # define s2 34 @@ -208,7 +209,7 @@ import Reg # define d31 63 #endif -# if MACHREGS_darwin +# if defined MACHREGS_darwin # define f0 32 # define f1 33 # define f2 34 @@ -276,7 +277,7 @@ import Reg # define fr31 63 # endif -#elif MACHREGS_sparc +#elif defined MACHREGS_sparc # define g0 0 # define g1 1 @@ -631,7 +632,9 @@ haveRegBase = False -- in a real machine register, otherwise returns @'Just' reg@, where -- reg is the machine register it is stored in. globalRegMaybe :: GlobalReg -> Maybe RealReg -#if MACHREGS_i386 || MACHREGS_x86_64 || MACHREGS_sparc || MACHREGS_powerpc || MACHREGS_arm || MACHREGS_aarch64 +#if defined MACHREGS_i386 || defined MACHREGS_x86_64 \ + || defined MACHREGS_sparc || defined MACHREGS_powerpc \ + || defined MACHREGS_arm || defined MACHREGS_aarch64 # ifdef REG_Base globalRegMaybe BaseReg = Just (RealRegSingle REG_Base) # endif @@ -685,7 +688,7 @@ globalRegMaybe (FloatReg 6) = Just (RealRegSingle REG_F6) # endif # ifdef REG_D1 globalRegMaybe (DoubleReg 1) = -# if MACHREGS_sparc +# if defined MACHREGS_sparc Just (RealRegPair REG_D1 (REG_D1 + 1)) # else Just (RealRegSingle REG_D1) @@ -693,7 +696,7 @@ globalRegMaybe (DoubleReg 1) = # endif # ifdef REG_D2 globalRegMaybe (DoubleReg 2) = -# if MACHREGS_sparc +# if defined MACHREGS_sparc Just (RealRegPair REG_D2 (REG_D2 + 1)) # else Just (RealRegSingle REG_D2) @@ -701,7 +704,7 @@ globalRegMaybe (DoubleReg 2) = # endif # ifdef REG_D3 globalRegMaybe (DoubleReg 3) = -# if MACHREGS_sparc +# if defined MACHREGS_sparc Just (RealRegPair REG_D3 (REG_D3 + 1)) # else Just (RealRegSingle REG_D3) @@ -709,7 +712,7 @@ globalRegMaybe (DoubleReg 3) = # endif # ifdef REG_D4 globalRegMaybe (DoubleReg 4) = -# if MACHREGS_sparc +# if defined MACHREGS_sparc Just (RealRegPair REG_D4 (REG_D4 + 1)) # else Just (RealRegSingle REG_D4) @@ -717,7 +720,7 @@ globalRegMaybe (DoubleReg 4) = # endif # ifdef REG_D5 globalRegMaybe (DoubleReg 5) = -# if MACHREGS_sparc +# if defined MACHREGS_sparc Just (RealRegPair REG_D5 (REG_D5 + 1)) # else Just (RealRegSingle REG_D5) @@ -725,7 +728,7 @@ globalRegMaybe (DoubleReg 5) = # endif # ifdef REG_D6 globalRegMaybe (DoubleReg 6) = -# if MACHREGS_sparc +# if defined MACHREGS_sparc Just (RealRegPair REG_D6 (REG_D6 + 1)) # else Just (RealRegSingle REG_D6) @@ -751,7 +754,7 @@ globalRegMaybe (XmmReg 5) = Just (RealRegSingle REG_XMM5) globalRegMaybe (XmmReg 6) = Just (RealRegSingle REG_XMM6) # endif # endif -# if MAX_REAL_YMM_REG != 0 +# if defined MAX_REAL_YMM_REG && MAX_REAL_YMM_REG != 0 # ifdef REG_YMM1 globalRegMaybe (YmmReg 1) = Just (RealRegSingle REG_YMM1) # endif @@ -771,7 +774,7 @@ globalRegMaybe (YmmReg 5) = Just (RealRegSingle REG_YMM5) globalRegMaybe (YmmReg 6) = Just (RealRegSingle REG_YMM6) # endif # endif -# if MAX_REAL_ZMM_REG != 0 +# if defined MAX_REAL_ZMM_REG && MAX_REAL_ZMM_REG != 0 # ifdef REG_ZMM1 globalRegMaybe (ZmmReg 1) = Just (RealRegSingle REG_ZMM1) # endif @@ -819,7 +822,7 @@ globalRegMaybe CurrentNursery = Just (RealRegSingle REG_CurrentNursery globalRegMaybe MachSp = Just (RealRegSingle REG_MachSp) # endif globalRegMaybe _ = Nothing -#elif MACHREGS_NO_REGS +#elif defined MACHREGS_NO_REGS globalRegMaybe _ = Nothing #else globalRegMaybe = panic "globalRegMaybe not defined for this platform" @@ -827,14 +830,14 @@ globalRegMaybe = panic "globalRegMaybe not defined for this platform" freeReg :: RegNo -> Bool -#if MACHREGS_i386 || MACHREGS_x86_64 +#if defined MACHREGS_i386 || defined MACHREGS_x86_64 -# if MACHREGS_i386 +# if defined MACHREGS_i386 freeReg esp = False -- %esp is the C stack pointer freeReg esi = False -- Note [esi/edi not allocatable] freeReg edi = False # endif -# if MACHREGS_x86_64 +# if defined MACHREGS_x86_64 freeReg rsp = False -- %rsp is the C stack pointer # endif @@ -875,14 +878,14 @@ freeRegBase REG_HpLim = False -- their liveness accurately. freeRegBase _ = True -#elif MACHREGS_powerpc +#elif defined MACHREGS_powerpc freeReg 0 = False -- Used by code setting the back chain pointer -- in stack reallocations on Linux -- r0 is not usable in all insns so also reserved -- on Darwin. freeReg 1 = False -- The Stack Pointer -# if !MACHREGS_darwin +# if !defined MACHREGS_darwin -- most non-darwin powerpc OSes use r2 as a TOC pointer or something like that freeReg 2 = False freeReg 13 = False -- reserved for system thread ID on 64 bit @@ -983,7 +986,7 @@ freeReg REG_HpLim = False # endif freeReg _ = True -#elif MACHREGS_sparc +#elif defined (MACHREGS_sparc) -- SPARC regs used by the OS / ABI -- %g0(r0) is always zero |