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lang/ghc: Port to powerpc64 architecture.

Browse Source 
Submitted by:	Mikael Urankar <mikael.urankar_gmail.com>
Reviewed by:	arrowd, tcberner, mat
Approved by:	tcberner (mentor)
Differential Revision:	https://reviews.freebsd.org/D18886
This commit is contained in:
Gleb Popov 2019-03-04 07:57:32 +00:00
parent cfaca2bf8f
commit 8750d1188f
Notes: svn2git 2021-03-31 03:12:20 +00:00 
svn path=/head/; revision=494562
5 changed files with 847 additions and 3 deletions
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24
lang/ghc/bsd.ghc.mk
View File

@ -7,6 +7,13 @@
ONLY_FOR_ARCHS= aarch64 amd64 armv6 armv7 i386
GHC_VERSION_MAJOR= ${GHC_VERSION:S/./ /g:[1]}
GHC_VERSION_MINOR= ${GHC_VERSION:S/./ /g:[2]}
.if ${GHC_VERSION_MAJOR} >= 8 && ${GHC_VERSION_MINOR} >= 6
ONLY_FOR_ARCHS+= powerpc64
.endif
DATADIR= ${PREFIX}/share/ghc-${GHC_VERSION}
EXAMPLESDIR= ${PREFIX}/share/examples/ghc-${GHC_VERSION}
@ -83,6 +90,8 @@ GHC_ARCH= ${ARCH:S/amd64/x86_64/:C/armv.*/arm/}
.if empty(PORT_OPTIONS:MBOOT)
. if ${ARCH} == armv6 || ${ARCH} == armv7
BOOT_GHC_VERSION= 8.4.2
. elif ${ARCH} == powerpc64
BOOT_GHC_VERSION= 8.6.3
. else
BOOT_GHC_VERSION= 8.4.3
. endif
@ -122,6 +131,15 @@ IGNORE= qemu-user-static isn't able to build lang/ghc, but it builds fine on a r
. endif
.endif
.if ${ARCH} == powerpc64
USE_GCC= yes
CONFIGURE_ENV+= STRIP=${LOCALBASE}/bin/strip
. if ${OSVERSION} < 1200086
IGNORE= lang/ghc on powerpc64 requires at least __FreeBSD_version 1200086
. endif
.endif
CONFIGURE_ENV+= CC=${CC} LD=${LD}
DOCSDIR= ${PREFIX}/share/doc/${DISTNAME}
@ -164,9 +182,9 @@ MAKE_ENV+= PATH=${SLAVES_PREFIX}/bin:${PATH}
CONFIGURE_ENV+= PATH=${SLAVES_PREFIX}/bin:${PATH}
post-extract:
# don't use the "wrap" trick on arches that use post-ino64 bootstrap binaries (arm*)
# Use the "wrap" trick on arches that have to use pre-ino64 bootstrap binaries
.if empty(PORT_OPTIONS:MBOOT) && ${OPSYS} == FreeBSD && ${OSVERSION} >= 1200031 && \
${ARCH} != aarch64 && ${ARCH} != armv6 && ${ARCH} != armv7
(${ARCH} == amd64 || ${ARCH} == i386)
@${REINPLACE_CMD} -e 's|@SettingsCCompilerLinkFlags@|& -Wl,--wrap=readdir_r,--wrap=stat,--wrap=lstat,--wrap=fstat,--wrap=mknod|' ${BOOT_DIR}/settings.in
.endif
@ -222,7 +240,7 @@ pre-configure: apply-slist
@${MKDIR} ${TMPDIR}
.if empty(PORT_OPTIONS:MBOOT) && ${OPSYS} == FreeBSD && \
${OSVERSION} >= 1200031 && \
${ARCH} != aarch64 && ${ARCH} != armv6 && ${ARCH} != armv7
(${ARCH} == amd64 || ${ARCH} == i386)
${CC} ${CFLAGS} -c -o ${BOOT_DIR}/wrap.o ${PATCHDIR}/wrap.c
for x in ${BOOT_DIR}/rts/dist/build/libCffi*.a; do \
${AR} q $$x ${BOOT_DIR}/wrap.o; ${RANLIB} $$x; \

2
lang/ghc/distinfo
View File

@ -13,3 +13,5 @@ SHA256 (ghc-8.4.2-boot-armv6-freebsd.tar.xz) = 61d3a4486dbb904b05a735e98f23a49c2
SIZE (ghc-8.4.2-boot-armv6-freebsd.tar.xz) = 107368936
SHA256 (ghc-8.4.2-boot-armv7-freebsd.tar.xz) = eedb9416870bfe82315155751871e31e815b718b381ccf4f7e45a99a6ad7c94d
SIZE (ghc-8.4.2-boot-armv7-freebsd.tar.xz) = 110153548
SHA256 (ghc-8.6.3-boot-powerpc64-freebsd.tar.xz) = fb9bd4bad3a54722b7012c0a531cbdfe71b3b20a0b92cbd52195a526dc5ccde4
SIZE (ghc-8.6.3-boot-powerpc64-freebsd.tar.xz) = 112652192

411
lang/ghc/files/patch-ppc64 Normal file
View File

@ -0,0 +1,411 @@
--- libraries/containers/include/containers.h
+++ libraries/containers/include/containers.h
@@ -35,7 +35,6 @@
#ifdef __GLASGOW_HASKELL__
# define USE_ST_MONAD 1
-# define USE_UNBOXED_ARRAYS 1
#endif
#endif
From cbdb2dcf8ff0702d0a52f8fc3ee0288c9dde0e92 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Fri, 28 Dec 2018 22:30:34 +0100
Subject: [PATCH] RTS: Use ELF v1 convention on all powerpc64 systems
---
rts/StgCRun.c | 5 -----
1 file changed, 5 deletions(-)
diff --git a/rts/StgCRun.c b/rts/StgCRun.c
index 92b0696c2b..4480198564 100644
--- rts/StgCRun.c
+++ rts/StgCRun.c
@@ -749,7 +749,6 @@ StgRunIsImplementedInAssembler(void)
#if defined(powerpc64_HOST_ARCH)
-#if defined(linux_HOST_OS)
static void GNUC3_ATTRIBUTE(used)
StgRunIsImplementedInAssembler(void)
{
@@ -871,10 +870,6 @@ StgRunIsImplementedInAssembler(void)
: : "i"(RESERVED_C_STACK_BYTES+304 /*stack frame size*/));
}
-#else // linux_HOST_OS
-#error Only Linux support for power64 right now.
-#endif
-
#endif
#if defined(powerpc64le_HOST_ARCH)
From f4399ce96514ab58d766de999896780e93c886c6 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Fri, 28 Dec 2018 23:52:31 +0100
Subject: [PATCH] PPC NCG: Make calling convention more general
All operating systems except AIX and Darwin follow the ELF
specification.
---
compiler/nativeGen/PPC/CodeGen.hs | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/compiler/nativeGen/PPC/CodeGen.hs b/compiler/nativeGen/PPC/CodeGen.hs
index efd9591c71..56e3bc280b 100644
--- compiler/nativeGen/PPC/CodeGen.hs
+++ compiler/nativeGen/PPC/CodeGen.hs
@@ -1565,18 +1565,17 @@ genCCall target dest_regs argsAndHints
= panic "genCall: Wrong number of arguments/results for fabs"
-- TODO: replace 'Int' by an enum such as 'PPC_64ABI'
-data GenCCallPlatform = GCPLinux | GCPDarwin | GCPLinux64ELF !Int | GCPAIX
+data GenCCallPlatform = GCP32ELF | GCP64ELF !Int | GCPAIX | GCPDarwin
platformToGCP :: Platform -> GenCCallPlatform
platformToGCP platform = case platformOS platform of
- OSLinux -> case platformArch platform of
- ArchPPC -> GCPLinux
- ArchPPC_64 ELF_V1 -> GCPLinux64ELF 1
- ArchPPC_64 ELF_V2 -> GCPLinux64ELF 2
- _ -> panic "PPC.CodeGen.platformToGCP: Unknown Linux"
OSAIX -> GCPAIX
OSDarwin -> GCPDarwin
- _ -> panic "PPC.CodeGen.platformToGCP: not defined for this OS"
+ _ -> case platformArch platform of
+ ArchPPC -> GCP32ELF
+ ArchPPC_64 ELF_V1 -> GCP64ELF 1
+ ArchPPC_64 ELF_V2 -> GCP64ELF 2
+ _ -> panic "platformToGCP: Not PowerPC"
genCCall'
--
2.19.2
From fa2128cb78a8b365d822c23b8da19fa14ac23ce3 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Fri, 28 Dec 2018 23:55:35 +0100
Subject: [PATCH] PPC NCG: Make `stackHeaderSize` more general
---
compiler/nativeGen/PPC/Instr.hs | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)
diff --git a/compiler/nativeGen/PPC/Instr.hs b/compiler/nativeGen/PPC/Instr.hs
index 8eb5e8fa8d..ce421ed4bf 100644
--- compiler/nativeGen/PPC/Instr.hs
+++ compiler/nativeGen/PPC/Instr.hs
@@ -573,15 +573,14 @@ ppc_mkLoadInstr dflags reg delta slot
stackFrameHeaderSize :: DynFlags -> Int
stackFrameHeaderSize dflags
= case platformOS platform of
- OSLinux -> case platformArch platform of
- -- header + parameter save area
- ArchPPC -> 64 -- TODO: check ABI spec
- ArchPPC_64 ELF_V1 -> 48 + 8 * 8
- ArchPPC_64 ELF_V2 -> 32 + 8 * 8
- _ -> panic "PPC.stackFrameHeaderSize: Unknown Linux"
OSAIX -> 24 + 8 * 4
OSDarwin -> 64 -- TODO: check ABI spec
- _ -> panic "PPC.stackFrameHeaderSize: not defined for this OS"
+ _ -> case platformArch platform of
+ -- header + parameter save area
+ ArchPPC -> 64 -- TODO: check ABI spec
+ ArchPPC_64 ELF_V1 -> 48 + 8 * 8
+ ArchPPC_64 ELF_V2 -> 32 + 8 * 8
+ _ -> panic "PPC.stackFrameHeaderSize: not defined for this OS"
where platform = targetPlatform dflags
-- | The maximum number of bytes required to spill a register. PPC32
--
2.19.2
From 3472824eee7c616aaf755c147ef2c3e4d79fbec4 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Sat, 29 Dec 2018 10:12:48 +0100
Subject: [PATCH] PPC NCG: GOT declaration for all 64-bit ELF systems
---
compiler/nativeGen/PIC.hs | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/compiler/nativeGen/PIC.hs b/compiler/nativeGen/PIC.hs
index 2f300c4614..7be7a860f7 100644
--- compiler/nativeGen/PIC.hs
+++ compiler/nativeGen/PIC.hs
@@ -527,19 +527,17 @@ pprGotDeclaration _ _ OSAIX
]
--- PPC 64 ELF v1 needs a Table Of Contents (TOC) on Linux
-pprGotDeclaration _ (ArchPPC_64 ELF_V1) OSLinux
+-- PPC 64 ELF v1 needs a Table Of Contents (TOC)
+pprGotDeclaration _ (ArchPPC_64 ELF_V1) _
= text ".section \".toc\",\"aw\""
-- In ELF v2 we also need to tell the assembler that we want ABI
-- version 2. This would normally be done at the top of the file
-- right after a file directive, but I could not figure out how
-- to do that.
-pprGotDeclaration _ (ArchPPC_64 ELF_V2) OSLinux
+pprGotDeclaration _ (ArchPPC_64 ELF_V2) _
= vcat [ text ".abiversion 2",
text ".section \".toc\",\"aw\""
]
-pprGotDeclaration _ (ArchPPC_64 _) _
- = panic "pprGotDeclaration: ArchPPC_64 only Linux supported"
-- Emit GOT declaration
-- Output whatever needs to be output once per .s file.
--
2.19.2
From 749e343ef07aeeb71fe38c432f1b88ad8a6d2a58 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Sat, 29 Dec 2018 10:14:12 +0100
Subject: [PATCH] PPC NCG: Register definitions for all 64-bit systems
---
compiler/nativeGen/PPC/Regs.hs | 11 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)
diff --git a/compiler/nativeGen/PPC/Regs.hs b/compiler/nativeGen/PPC/Regs.hs
index 227517be88..7a6d6ed8e5 100644
--- compiler/nativeGen/PPC/Regs.hs
+++ compiler/nativeGen/PPC/Regs.hs
@@ -229,12 +229,8 @@ allArgRegs = map regSingle [3..10]
-- these are the regs which we cannot assume stay alive over a C call.
callClobberedRegs :: Platform -> [Reg]
-callClobberedRegs platform
- = case platformOS platform of
- OSAIX -> map regSingle (0:[2..12] ++ map fReg [0..13])
- OSDarwin -> map regSingle (0:[2..12] ++ map fReg [0..13])
- OSLinux -> map regSingle (0:[2..13] ++ map fReg [0..13])
- _ -> panic "PPC.Regs.callClobberedRegs: not defined for this architecture"
+callClobberedRegs _platform
+ = map regSingle (0:[2..12] ++ map fReg [0..13])
allMachRegNos :: [RegNo]
@@ -265,11 +261,10 @@ allFPArgRegs platform
= case platformOS platform of
OSAIX -> map (regSingle . fReg) [1..13]
OSDarwin -> map (regSingle . fReg) [1..13]
- OSLinux -> case platformArch platform of
+ _ -> case platformArch platform of
ArchPPC -> map (regSingle . fReg) [1..8]
ArchPPC_64 _ -> map (regSingle . fReg) [1..13]
_ -> panic "PPC.Regs.allFPArgRegs: unknown PPC Linux"
- _ -> panic "PPC.Regs.allFPArgRegs: not defined for this architecture"
fits16Bits :: Integral a => a -> Bool
fits16Bits x = x >= -32768 && x < 32768
--
2.19.2
From 19731a77ed203870f76a53eaf01758efbb5144d3 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Sun, 13 Jan 2019 15:16:28 +0100
Subject: [PATCH] PPC NCG: Emit type declaration on all ELF systems
---
compiler/nativeGen/PPC/Ppr.hs | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/compiler/nativeGen/PPC/Ppr.hs b/compiler/nativeGen/PPC/Ppr.hs
index 2f64d82ee5..82726d90d9 100644
--- compiler/nativeGen/PPC/Ppr.hs
+++ compiler/nativeGen/PPC/Ppr.hs
@@ -142,9 +142,8 @@ pprGloblDecl lbl
pprTypeAndSizeDecl :: CLabel -> SDoc
pprTypeAndSizeDecl lbl
= sdocWithPlatform $ \platform ->
- if platformOS platform == OSLinux && externallyVisibleCLabel lbl
- then text ".type " <>
- ppr lbl <> text ", @object"
+ if osElfTarget (platformOS platform) && externallyVisibleCLabel lbl
+ then text "\t.type " <> ppr lbl <> text ", @object"
else empty
pprLabel :: CLabel -> SDoc
--
2.19.2
--- compiler/nativeGen/PPC/CodeGen.hs.orig 2018-09-16 22:53:54.000000000 +0200
+++ compiler/nativeGen/PPC/CodeGen.hs 2019-01-17 10:03:25.018164000 +0100
@@ -1047,7 +1047,7 @@ genJump tree
genJump' :: CmmExpr -> GenCCallPlatform -> NatM InstrBlock
-genJump' tree (GCPLinux64ELF 1)
+genJump' tree (GCP64ELF 1)
= do
(target,code) <- getSomeReg tree
return (code
@@ -1057,7 +1057,7 @@ genJump' tree (GCPLinux64ELF 1)
`snocOL` LD II64 r11 (AddrRegImm target (ImmInt 16))
`snocOL` BCTR [] Nothing)
-genJump' tree (GCPLinux64ELF 2)
+genJump' tree (GCP64ELF 2)
= do
(target,code) <- getSomeReg tree
return (code
@@ -1667,7 +1667,7 @@ genCCall' dflags gcp target dest_regs args
Right dyn -> do -- implement call through function pointer
(dynReg, dynCode) <- getSomeReg dyn
case gcp of
- GCPLinux64ELF 1 -> return ( dynCode
+ GCP64ELF 1 -> return ( dynCode
`appOL` codeBefore
`snocOL` ST spFormat toc (AddrRegImm sp (ImmInt 40))
`snocOL` LD II64 r11 (AddrRegImm dynReg (ImmInt 0))
@@ -1677,7 +1677,7 @@ genCCall' dflags gcp target dest_regs args
`snocOL` BCTRL usedRegs
`snocOL` LD spFormat toc (AddrRegImm sp (ImmInt 40))
`appOL` codeAfter)
- GCPLinux64ELF 2 -> return ( dynCode
+ GCP64ELF 2 -> return ( dynCode
`appOL` codeBefore
`snocOL` ST spFormat toc (AddrRegImm sp (ImmInt 24))
`snocOL` MR r12 dynReg
@@ -1715,9 +1715,9 @@ genCCall' dflags gcp target dest_regs args
initialStackOffset = case gcp of
GCPAIX -> 24
GCPDarwin -> 24
- GCPLinux -> 8
- GCPLinux64ELF 1 -> 48
- GCPLinux64ELF 2 -> 32
+ GCP32ELF -> 8
+ GCP64ELF 1 -> 48
+ GCP64ELF 2 -> 32
_ -> panic "genCall': unknown calling convention"
-- size of linkage area + size of arguments, in bytes
stackDelta finalStack = case gcp of
@@ -1727,12 +1727,12 @@ genCCall' dflags gcp target dest_regs args
GCPDarwin ->
roundTo 16 $ (24 +) $ max 32 $ sum $
map (widthInBytes . typeWidth) argReps
- GCPLinux -> roundTo 16 finalStack
- GCPLinux64ELF 1 ->
+ GCP32ELF -> roundTo 16 finalStack
+ GCP64ELF 1 ->
roundTo 16 $ (48 +) $ max 64 $ sum $
map (roundTo 8 . widthInBytes . typeWidth)
argReps
- GCPLinux64ELF 2 ->
+ GCP64ELF 2 ->
roundTo 16 $ (32 +) $ max 64 $ sum $
map (roundTo 8 . widthInBytes . typeWidth)
argReps
@@ -1765,13 +1765,14 @@ genCCall' dflags gcp target dest_regs args
-- link editor replaces the NOP instruction with a load of the TOC
-- from the stack to restore the TOC.
maybeNOP = case gcp of
+ GCP32ELF -> nilOL
-- See Section 3.9.4 of OpenPower ABI
GCPAIX -> unitOL NOP
-- See Section 3.5.11 of PPC64 ELF v1.9
- GCPLinux64ELF 1 -> unitOL NOP
+ GCP64ELF 1 -> unitOL NOP
-- See Section 2.3.6 of PPC64 ELF v2
- GCPLinux64ELF 2 -> unitOL NOP
- _ -> nilOL
+ GCP64ELF 2 -> unitOL NOP
+ _ -> panic "maybeNOP: Unknown PowerPC 64-bit ABI"
passArguments [] _ _ stackOffset accumCode accumUsed = return (stackOffset, accumCode, accumUsed)
passArguments ((arg,arg_ty):args) gprs fprs stackOffset
@@ -1806,7 +1807,7 @@ genCCall' dflags gcp target dest_regs args
`snocOL` storeWord vr_hi gprs stackOffset
`snocOL` storeWord vr_lo (drop 1 gprs) (stackOffset+4))
((take 2 gprs) ++ accumUsed)
- GCPLinux ->
+ GCP32ELF ->
do let stackOffset' = roundTo 8 stackOffset
stackCode = accumCode `appOL` code
`snocOL` ST II32 vr_hi (AddrRegImm sp (ImmInt stackOffset'))
@@ -1826,7 +1827,7 @@ genCCall' dflags gcp target dest_regs args
_ -> -- only one or no regs left
passArguments args [] fprs (stackOffset'+8)
stackCode accumUsed
- GCPLinux64ELF _ -> panic "passArguments: 32 bit code"
+ GCP64ELF _ -> panic "passArguments: 32 bit code"
passArguments ((arg,rep):args) gprs fprs stackOffset accumCode accumUsed
| reg : _ <- regs = do
@@ -1841,9 +1842,9 @@ genCCall' dflags gcp target dest_regs args
-- ... so does the PowerOpen ABI.
GCPAIX -> stackOffset + stackBytes
-- ... the SysV ABI 32-bit doesn't.
- GCPLinux -> stackOffset
+ GCP32ELF -> stackOffset
-- ... but SysV ABI 64-bit does.
- GCPLinux64ELF _ -> stackOffset + stackBytes
+ GCP64ELF _ -> stackOffset + stackBytes
passArguments args
(drop nGprs gprs)
(drop nFprs fprs)
@@ -1868,14 +1869,14 @@ genCCall' dflags gcp target dest_regs args
-- The 32bit PowerOPEN ABI is happy with
-- 32bit-alignment as well...
stackOffset
- GCPLinux
+ GCP32ELF
-- ... the SysV ABI requires 8-byte
-- alignment for doubles.
| isFloatType rep && typeWidth rep == W64 ->
roundTo 8 stackOffset
| otherwise ->
stackOffset
- GCPLinux64ELF _ ->
+ GCP64ELF _ ->
-- Everything on the stack is mapped to
-- 8-byte aligned doublewords
stackOffset
@@ -1886,7 +1887,7 @@ genCCall' dflags gcp target dest_regs args
-- "Single precision floating point values
-- are mapped to the second word in a single
-- doubleword"
- GCPLinux64ELF 1 -> stackOffset' + 4
+ GCP64ELF 1 -> stackOffset' + 4
_ -> stackOffset'
| otherwise = stackOffset'
@@ -1925,7 +1926,7 @@ genCCall' dflags gcp target dest_regs args
FF64 -> (2, 1, 8, fprs)
II64 -> panic "genCCall' passArguments II64"
FF80 -> panic "genCCall' passArguments FF80"
- GCPLinux ->
+ GCP32ELF ->
case cmmTypeFormat rep of
II8 -> (1, 0, 4, gprs)
II16 -> (1, 0, 4, gprs)
@@ -1935,7 +1936,7 @@ genCCall' dflags gcp target dest_regs args
FF64 -> (0, 1, 8, fprs)
II64 -> panic "genCCall' passArguments II64"
FF80 -> panic "genCCall' passArguments FF80"
- GCPLinux64ELF _ ->
+ GCP64ELF _ ->
case cmmTypeFormat rep of
II8 -> (1, 0, 8, gprs)
II16 -> (1, 0, 8, gprs)
--- CodeGen.hs.orig 2018-09-16 22:53:54.000000000 +0200

2
lang/ghc862/distinfo
View File

@ -13,3 +13,5 @@ SHA256 (ghc-8.4.2-boot-armv6-freebsd.tar.xz) = 61d3a4486dbb904b05a735e98f23a49c2
SIZE (ghc-8.4.2-boot-armv6-freebsd.tar.xz) = 107368936
SHA256 (ghc-8.4.2-boot-armv7-freebsd.tar.xz) = eedb9416870bfe82315155751871e31e815b718b381ccf4f7e45a99a6ad7c94d
SIZE (ghc-8.4.2-boot-armv7-freebsd.tar.xz) = 110153548
SHA256 (ghc-8.6.3-boot-powerpc64-freebsd.tar.xz) = fb9bd4bad3a54722b7012c0a531cbdfe71b3b20a0b92cbd52195a526dc5ccde4
SIZE (ghc-8.6.3-boot-powerpc64-freebsd.tar.xz) = 112652192

411
lang/ghc862/files/patch-ppc64 Normal file
View File

@ -0,0 +1,411 @@
--- libraries/containers/include/containers.h
+++ libraries/containers/include/containers.h
@@ -35,7 +35,6 @@
#ifdef __GLASGOW_HASKELL__
# define USE_ST_MONAD 1
-# define USE_UNBOXED_ARRAYS 1
#endif
#endif
From cbdb2dcf8ff0702d0a52f8fc3ee0288c9dde0e92 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Fri, 28 Dec 2018 22:30:34 +0100
Subject: [PATCH] RTS: Use ELF v1 convention on all powerpc64 systems
---
rts/StgCRun.c | 5 -----
1 file changed, 5 deletions(-)
diff --git a/rts/StgCRun.c b/rts/StgCRun.c
index 92b0696c2b..4480198564 100644
--- rts/StgCRun.c
+++ rts/StgCRun.c
@@ -749,7 +749,6 @@ StgRunIsImplementedInAssembler(void)
#if defined(powerpc64_HOST_ARCH)
-#if defined(linux_HOST_OS)
static void GNUC3_ATTRIBUTE(used)
StgRunIsImplementedInAssembler(void)
{
@@ -871,10 +870,6 @@ StgRunIsImplementedInAssembler(void)
: : "i"(RESERVED_C_STACK_BYTES+304 /*stack frame size*/));
}
-#else // linux_HOST_OS
-#error Only Linux support for power64 right now.
-#endif
-
#endif
#if defined(powerpc64le_HOST_ARCH)
From f4399ce96514ab58d766de999896780e93c886c6 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Fri, 28 Dec 2018 23:52:31 +0100
Subject: [PATCH] PPC NCG: Make calling convention more general
All operating systems except AIX and Darwin follow the ELF
specification.
---
compiler/nativeGen/PPC/CodeGen.hs | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/compiler/nativeGen/PPC/CodeGen.hs b/compiler/nativeGen/PPC/CodeGen.hs
index efd9591c71..56e3bc280b 100644
--- compiler/nativeGen/PPC/CodeGen.hs
+++ compiler/nativeGen/PPC/CodeGen.hs
@@ -1565,18 +1565,17 @@ genCCall target dest_regs argsAndHints
= panic "genCall: Wrong number of arguments/results for fabs"
-- TODO: replace 'Int' by an enum such as 'PPC_64ABI'
-data GenCCallPlatform = GCPLinux | GCPDarwin | GCPLinux64ELF !Int | GCPAIX
+data GenCCallPlatform = GCP32ELF | GCP64ELF !Int | GCPAIX | GCPDarwin
platformToGCP :: Platform -> GenCCallPlatform
platformToGCP platform = case platformOS platform of
- OSLinux -> case platformArch platform of
- ArchPPC -> GCPLinux
- ArchPPC_64 ELF_V1 -> GCPLinux64ELF 1
- ArchPPC_64 ELF_V2 -> GCPLinux64ELF 2
- _ -> panic "PPC.CodeGen.platformToGCP: Unknown Linux"
OSAIX -> GCPAIX
OSDarwin -> GCPDarwin
- _ -> panic "PPC.CodeGen.platformToGCP: not defined for this OS"
+ _ -> case platformArch platform of
+ ArchPPC -> GCP32ELF
+ ArchPPC_64 ELF_V1 -> GCP64ELF 1
+ ArchPPC_64 ELF_V2 -> GCP64ELF 2
+ _ -> panic "platformToGCP: Not PowerPC"
genCCall'
--
2.19.2
From fa2128cb78a8b365d822c23b8da19fa14ac23ce3 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Fri, 28 Dec 2018 23:55:35 +0100
Subject: [PATCH] PPC NCG: Make `stackHeaderSize` more general
---
compiler/nativeGen/PPC/Instr.hs | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)
diff --git a/compiler/nativeGen/PPC/Instr.hs b/compiler/nativeGen/PPC/Instr.hs
index 8eb5e8fa8d..ce421ed4bf 100644
--- compiler/nativeGen/PPC/Instr.hs
+++ compiler/nativeGen/PPC/Instr.hs
@@ -573,15 +573,14 @@ ppc_mkLoadInstr dflags reg delta slot
stackFrameHeaderSize :: DynFlags -> Int
stackFrameHeaderSize dflags
= case platformOS platform of
- OSLinux -> case platformArch platform of
- -- header + parameter save area
- ArchPPC -> 64 -- TODO: check ABI spec
- ArchPPC_64 ELF_V1 -> 48 + 8 * 8
- ArchPPC_64 ELF_V2 -> 32 + 8 * 8
- _ -> panic "PPC.stackFrameHeaderSize: Unknown Linux"
OSAIX -> 24 + 8 * 4
OSDarwin -> 64 -- TODO: check ABI spec
- _ -> panic "PPC.stackFrameHeaderSize: not defined for this OS"
+ _ -> case platformArch platform of
+ -- header + parameter save area
+ ArchPPC -> 64 -- TODO: check ABI spec
+ ArchPPC_64 ELF_V1 -> 48 + 8 * 8
+ ArchPPC_64 ELF_V2 -> 32 + 8 * 8
+ _ -> panic "PPC.stackFrameHeaderSize: not defined for this OS"
where platform = targetPlatform dflags
-- | The maximum number of bytes required to spill a register. PPC32
--
2.19.2
From 3472824eee7c616aaf755c147ef2c3e4d79fbec4 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Sat, 29 Dec 2018 10:12:48 +0100
Subject: [PATCH] PPC NCG: GOT declaration for all 64-bit ELF systems
---
compiler/nativeGen/PIC.hs | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/compiler/nativeGen/PIC.hs b/compiler/nativeGen/PIC.hs
index 2f300c4614..7be7a860f7 100644
--- compiler/nativeGen/PIC.hs
+++ compiler/nativeGen/PIC.hs
@@ -527,19 +527,17 @@ pprGotDeclaration _ _ OSAIX
]
--- PPC 64 ELF v1 needs a Table Of Contents (TOC) on Linux
-pprGotDeclaration _ (ArchPPC_64 ELF_V1) OSLinux
+-- PPC 64 ELF v1 needs a Table Of Contents (TOC)
+pprGotDeclaration _ (ArchPPC_64 ELF_V1) _
= text ".section \".toc\",\"aw\""
-- In ELF v2 we also need to tell the assembler that we want ABI
-- version 2. This would normally be done at the top of the file
-- right after a file directive, but I could not figure out how
-- to do that.
-pprGotDeclaration _ (ArchPPC_64 ELF_V2) OSLinux
+pprGotDeclaration _ (ArchPPC_64 ELF_V2) _
= vcat [ text ".abiversion 2",
text ".section \".toc\",\"aw\""
]
-pprGotDeclaration _ (ArchPPC_64 _) _
- = panic "pprGotDeclaration: ArchPPC_64 only Linux supported"
-- Emit GOT declaration
-- Output whatever needs to be output once per .s file.
--
2.19.2
From 749e343ef07aeeb71fe38c432f1b88ad8a6d2a58 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Sat, 29 Dec 2018 10:14:12 +0100
Subject: [PATCH] PPC NCG: Register definitions for all 64-bit systems
---
compiler/nativeGen/PPC/Regs.hs | 11 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)
diff --git a/compiler/nativeGen/PPC/Regs.hs b/compiler/nativeGen/PPC/Regs.hs
index 227517be88..7a6d6ed8e5 100644
--- compiler/nativeGen/PPC/Regs.hs
+++ compiler/nativeGen/PPC/Regs.hs
@@ -229,12 +229,8 @@ allArgRegs = map regSingle [3..10]
-- these are the regs which we cannot assume stay alive over a C call.
callClobberedRegs :: Platform -> [Reg]
-callClobberedRegs platform
- = case platformOS platform of
- OSAIX -> map regSingle (0:[2..12] ++ map fReg [0..13])
- OSDarwin -> map regSingle (0:[2..12] ++ map fReg [0..13])
- OSLinux -> map regSingle (0:[2..13] ++ map fReg [0..13])
- _ -> panic "PPC.Regs.callClobberedRegs: not defined for this architecture"
+callClobberedRegs _platform
+ = map regSingle (0:[2..12] ++ map fReg [0..13])
allMachRegNos :: [RegNo]
@@ -265,11 +261,10 @@ allFPArgRegs platform
= case platformOS platform of
OSAIX -> map (regSingle . fReg) [1..13]
OSDarwin -> map (regSingle . fReg) [1..13]
- OSLinux -> case platformArch platform of
+ _ -> case platformArch platform of
ArchPPC -> map (regSingle . fReg) [1..8]
ArchPPC_64 _ -> map (regSingle . fReg) [1..13]
_ -> panic "PPC.Regs.allFPArgRegs: unknown PPC Linux"
- _ -> panic "PPC.Regs.allFPArgRegs: not defined for this architecture"
fits16Bits :: Integral a => a -> Bool
fits16Bits x = x >= -32768 && x < 32768
--
2.19.2
From 19731a77ed203870f76a53eaf01758efbb5144d3 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Sun, 13 Jan 2019 15:16:28 +0100
Subject: [PATCH] PPC NCG: Emit type declaration on all ELF systems
---
compiler/nativeGen/PPC/Ppr.hs | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/compiler/nativeGen/PPC/Ppr.hs b/compiler/nativeGen/PPC/Ppr.hs
index 2f64d82ee5..82726d90d9 100644
--- compiler/nativeGen/PPC/Ppr.hs
+++ compiler/nativeGen/PPC/Ppr.hs
@@ -142,9 +142,8 @@ pprGloblDecl lbl
pprTypeAndSizeDecl :: CLabel -> SDoc
pprTypeAndSizeDecl lbl
= sdocWithPlatform $ \platform ->
- if platformOS platform == OSLinux && externallyVisibleCLabel lbl
- then text ".type " <>
- ppr lbl <> text ", @object"
+ if osElfTarget (platformOS platform) && externallyVisibleCLabel lbl
+ then text "\t.type " <> ppr lbl <> text ", @object"
else empty
pprLabel :: CLabel -> SDoc
--
2.19.2
--- compiler/nativeGen/PPC/CodeGen.hs.orig 2018-09-16 22:53:54.000000000 +0200
+++ compiler/nativeGen/PPC/CodeGen.hs 2019-01-17 10:03:25.018164000 +0100
@@ -1047,7 +1047,7 @@ genJump tree
genJump' :: CmmExpr -> GenCCallPlatform -> NatM InstrBlock
-genJump' tree (GCPLinux64ELF 1)
+genJump' tree (GCP64ELF 1)
= do
(target,code) <- getSomeReg tree
return (code
@@ -1057,7 +1057,7 @@ genJump' tree (GCPLinux64ELF 1)
`snocOL` LD II64 r11 (AddrRegImm target (ImmInt 16))
`snocOL` BCTR [] Nothing)
-genJump' tree (GCPLinux64ELF 2)
+genJump' tree (GCP64ELF 2)
= do
(target,code) <- getSomeReg tree
return (code
@@ -1667,7 +1667,7 @@ genCCall' dflags gcp target dest_regs args
Right dyn -> do -- implement call through function pointer
(dynReg, dynCode) <- getSomeReg dyn
case gcp of
- GCPLinux64ELF 1 -> return ( dynCode
+ GCP64ELF 1 -> return ( dynCode
`appOL` codeBefore
`snocOL` ST spFormat toc (AddrRegImm sp (ImmInt 40))
`snocOL` LD II64 r11 (AddrRegImm dynReg (ImmInt 0))
@@ -1677,7 +1677,7 @@ genCCall' dflags gcp target dest_regs args
`snocOL` BCTRL usedRegs
`snocOL` LD spFormat toc (AddrRegImm sp (ImmInt 40))
`appOL` codeAfter)
- GCPLinux64ELF 2 -> return ( dynCode
+ GCP64ELF 2 -> return ( dynCode
`appOL` codeBefore
`snocOL` ST spFormat toc (AddrRegImm sp (ImmInt 24))
`snocOL` MR r12 dynReg
@@ -1715,9 +1715,9 @@ genCCall' dflags gcp target dest_regs args
initialStackOffset = case gcp of
GCPAIX -> 24
GCPDarwin -> 24
- GCPLinux -> 8
- GCPLinux64ELF 1 -> 48
- GCPLinux64ELF 2 -> 32
+ GCP32ELF -> 8
+ GCP64ELF 1 -> 48
+ GCP64ELF 2 -> 32
_ -> panic "genCall': unknown calling convention"
-- size of linkage area + size of arguments, in bytes
stackDelta finalStack = case gcp of
@@ -1727,12 +1727,12 @@ genCCall' dflags gcp target dest_regs args
GCPDarwin ->
roundTo 16 $ (24 +) $ max 32 $ sum $
map (widthInBytes . typeWidth) argReps
- GCPLinux -> roundTo 16 finalStack
- GCPLinux64ELF 1 ->
+ GCP32ELF -> roundTo 16 finalStack
+ GCP64ELF 1 ->
roundTo 16 $ (48 +) $ max 64 $ sum $
map (roundTo 8 . widthInBytes . typeWidth)
argReps
- GCPLinux64ELF 2 ->
+ GCP64ELF 2 ->
roundTo 16 $ (32 +) $ max 64 $ sum $
map (roundTo 8 . widthInBytes . typeWidth)
argReps
@@ -1765,13 +1765,14 @@ genCCall' dflags gcp target dest_regs args
-- link editor replaces the NOP instruction with a load of the TOC
-- from the stack to restore the TOC.
maybeNOP = case gcp of
+ GCP32ELF -> nilOL
-- See Section 3.9.4 of OpenPower ABI
GCPAIX -> unitOL NOP
-- See Section 3.5.11 of PPC64 ELF v1.9
- GCPLinux64ELF 1 -> unitOL NOP
+ GCP64ELF 1 -> unitOL NOP
-- See Section 2.3.6 of PPC64 ELF v2
- GCPLinux64ELF 2 -> unitOL NOP
- _ -> nilOL
+ GCP64ELF 2 -> unitOL NOP
+ _ -> panic "maybeNOP: Unknown PowerPC 64-bit ABI"
passArguments [] _ _ stackOffset accumCode accumUsed = return (stackOffset, accumCode, accumUsed)
passArguments ((arg,arg_ty):args) gprs fprs stackOffset
@@ -1806,7 +1807,7 @@ genCCall' dflags gcp target dest_regs args
`snocOL` storeWord vr_hi gprs stackOffset
`snocOL` storeWord vr_lo (drop 1 gprs) (stackOffset+4))
((take 2 gprs) ++ accumUsed)
- GCPLinux ->
+ GCP32ELF ->
do let stackOffset' = roundTo 8 stackOffset
stackCode = accumCode `appOL` code
`snocOL` ST II32 vr_hi (AddrRegImm sp (ImmInt stackOffset'))
@@ -1826,7 +1827,7 @@ genCCall' dflags gcp target dest_regs args
_ -> -- only one or no regs left
passArguments args [] fprs (stackOffset'+8)
stackCode accumUsed
- GCPLinux64ELF _ -> panic "passArguments: 32 bit code"
+ GCP64ELF _ -> panic "passArguments: 32 bit code"
passArguments ((arg,rep):args) gprs fprs stackOffset accumCode accumUsed
| reg : _ <- regs = do
@@ -1841,9 +1842,9 @@ genCCall' dflags gcp target dest_regs args
-- ... so does the PowerOpen ABI.
GCPAIX -> stackOffset + stackBytes
-- ... the SysV ABI 32-bit doesn't.
- GCPLinux -> stackOffset
+ GCP32ELF -> stackOffset
-- ... but SysV ABI 64-bit does.
- GCPLinux64ELF _ -> stackOffset + stackBytes
+ GCP64ELF _ -> stackOffset + stackBytes
passArguments args
(drop nGprs gprs)
(drop nFprs fprs)
@@ -1868,14 +1869,14 @@ genCCall' dflags gcp target dest_regs args
-- The 32bit PowerOPEN ABI is happy with
-- 32bit-alignment as well...
stackOffset
- GCPLinux
+ GCP32ELF
-- ... the SysV ABI requires 8-byte
-- alignment for doubles.
| isFloatType rep && typeWidth rep == W64 ->
roundTo 8 stackOffset
| otherwise ->
stackOffset
- GCPLinux64ELF _ ->
+ GCP64ELF _ ->
-- Everything on the stack is mapped to
-- 8-byte aligned doublewords
stackOffset
@@ -1886,7 +1887,7 @@ genCCall' dflags gcp target dest_regs args
-- "Single precision floating point values
-- are mapped to the second word in a single
-- doubleword"
- GCPLinux64ELF 1 -> stackOffset' + 4
+ GCP64ELF 1 -> stackOffset' + 4
_ -> stackOffset'
| otherwise = stackOffset'
@@ -1925,7 +1926,7 @@ genCCall' dflags gcp target dest_regs args
FF64 -> (2, 1, 8, fprs)
II64 -> panic "genCCall' passArguments II64"
FF80 -> panic "genCCall' passArguments FF80"
- GCPLinux ->
+ GCP32ELF ->
case cmmTypeFormat rep of
II8 -> (1, 0, 4, gprs)
II16 -> (1, 0, 4, gprs)
@@ -1935,7 +1936,7 @@ genCCall' dflags gcp target dest_regs args
FF64 -> (0, 1, 8, fprs)
II64 -> panic "genCCall' passArguments II64"
FF80 -> panic "genCCall' passArguments FF80"
- GCPLinux64ELF _ ->
+ GCP64ELF _ ->
case cmmTypeFormat rep of
II8 -> (1, 0, 8, gprs)
II16 -> (1, 0, 8, gprs)
--- CodeGen.hs.orig 2018-09-16 22:53:54.000000000 +0200