diff options
Diffstat (limited to 'runtime')
-rw-r--r-- | runtime/Makefile | 18 | ||||
-rw-r--r-- | runtime/README | 4 | ||||
-rw-r--r-- | runtime/powerpc/ppc64/i64_dtos.s | 52 | ||||
-rw-r--r-- | runtime/powerpc/ppc64/i64_sar.s | 51 | ||||
-rw-r--r-- | runtime/powerpc/ppc64/i64_sdiv.s | 52 | ||||
-rw-r--r-- | runtime/powerpc/ppc64/i64_shl.s | 50 | ||||
-rw-r--r-- | runtime/powerpc/ppc64/i64_shr.s | 51 | ||||
-rw-r--r-- | runtime/powerpc/ppc64/i64_stod.s | 50 | ||||
-rw-r--r-- | runtime/powerpc/ppc64/i64_udiv.s | 51 | ||||
-rw-r--r-- | runtime/powerpc/ppc64/i64_umod.s | 53 | ||||
-rw-r--r-- | runtime/powerpc64/i64_dtou.s (renamed from runtime/powerpc/ppc64/i64_dtou.s) | 0 | ||||
-rw-r--r-- | runtime/powerpc64/i64_stof.s (renamed from runtime/powerpc/ppc64/i64_stof.s) | 0 | ||||
-rw-r--r-- | runtime/powerpc64/i64_utod.s (renamed from runtime/powerpc/ppc64/i64_utod.s) | 0 | ||||
-rw-r--r-- | runtime/powerpc64/i64_utof.s (renamed from runtime/powerpc/ppc64/i64_smod.s) | 40 | ||||
-rw-r--r-- | runtime/powerpc64/vararg.s | 163 |
15 files changed, 200 insertions, 435 deletions
diff --git a/runtime/Makefile b/runtime/Makefile index b819991d..213779a4 100644 --- a/runtime/Makefile +++ b/runtime/Makefile @@ -10,8 +10,18 @@ ARCH=x86_32 endif endif +ifeq ($(ARCH),powerpc) +ifeq ($(MODEL),ppc64) +ARCH=powerpc64 +else ifeq ($(MODEL),e5500) +ARCH=powerpc64 +endif +endif + ifeq ($(ARCH),x86_64) OBJS=i64_dtou.o i64_utod.o i64_utof.o vararg.o +else ifeq ($(ARCH),powerpc64) +OBJS=i64_dtou.o i64_stof.o i64_utod.o i64_utof.o vararg.o else OBJS=i64_dtos.o i64_dtou.o i64_sar.o i64_sdiv.o i64_shl.o \ i64_shr.o i64_smod.o i64_stod.o i64_stof.o \ @@ -28,14 +38,6 @@ INCLUDES=include/float.h include/stdarg.h include/stdbool.h \ VPATH=$(ARCH) -ifeq ($(ARCH),powerpc) -ifeq ($(MODEL),ppc64) -VPATH=powerpc/ppc64 $(ARCH) -else ifeq ($(MODEL),e5500) -VPATH=powerpc/ppc64 $(ARCH) -endif -endif - ifeq ($(strip $(HAS_RUNTIME_LIB)),true) all: $(LIB) else diff --git a/runtime/README b/runtime/README index 5d824300..f38ed894 100644 --- a/runtime/README +++ b/runtime/README @@ -1,11 +1,11 @@ This is the support library for CompCert-generated code. + It provides helper functions for: - 64-bit integer arithmetic - implementing the va_arg macro from <stdarg.h> The implementation is written in assembly language in the -arm/ ia32/ powerpc/ directories. +arm/ powerpc/ powerpc64/ riscV/ x86_32/ x86_64/ directories. The c/ directory contains a C implementation of the 64-bit integer functions. It is provided for reference and as a guide for the asm implementations. - diff --git a/runtime/powerpc/ppc64/i64_dtos.s b/runtime/powerpc/ppc64/i64_dtos.s deleted file mode 100644 index 95f7f700..00000000 --- a/runtime/powerpc/ppc64/i64_dtos.s +++ /dev/null @@ -1,52 +0,0 @@ -# ***************************************************************** -# -# The Compcert verified compiler -# -# Xavier Leroy, INRIA Paris-Rocquencourt -# -# Copyright (c) 2013 Institut National de Recherche en Informatique et -# en Automatique. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are met: -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# * Neither the name of the <organization> nor the -# names of its contributors may be used to endorse or promote products -# derived from this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT -# HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# -# ********************************************************************* - -# Helper functions for 64-bit integer arithmetic. PowerPC 64 version. - - .text - -### Conversion from double float to signed long - - .balign 16 - .globl __i64_dtos -__i64_dtos: - fctidz f1, f1 - stfdu f1, -16(r1) - lwz r3, 0(r1) - lwz r4, 4(r1) - addi r1, r1, 16 - blr - .type __i64_dtos, @function - .size __i64_dtos, .-__i64_dtos -
\ No newline at end of file diff --git a/runtime/powerpc/ppc64/i64_sar.s b/runtime/powerpc/ppc64/i64_sar.s deleted file mode 100644 index 4fc4451e..00000000 --- a/runtime/powerpc/ppc64/i64_sar.s +++ /dev/null @@ -1,51 +0,0 @@ -# ***************************************************************** -# -# The Compcert verified compiler -# -# Xavier Leroy, INRIA Paris-Rocquencourt -# -# Copyright (c) 2013 Institut National de Recherche en Informatique et -# en Automatique. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are met: -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# * Neither the name of the <organization> nor the -# names of its contributors may be used to endorse or promote products -# derived from this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT -# HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# -# ********************************************************************* - -# Helper functions for 64-bit integer arithmetic. PowerPC 64 version. - - .text - -# Shift right signed - - .balign 16 - .globl __i64_sar -__i64_sar: - rldimi r4, r3, 32, 0 # reassemble (r3,r4) as a 64-bit integer in r4 - srad r4, r4, r5 - srdi r3, r4, 32 # split r4 into (r3,r4) - blr - .type __i64_sar, @function - .size __i64_sar, .-__i64_sar - -
\ No newline at end of file diff --git a/runtime/powerpc/ppc64/i64_sdiv.s b/runtime/powerpc/ppc64/i64_sdiv.s deleted file mode 100644 index 2bf5b574..00000000 --- a/runtime/powerpc/ppc64/i64_sdiv.s +++ /dev/null @@ -1,52 +0,0 @@ -# ***************************************************************** -# -# The Compcert verified compiler -# -# Xavier Leroy, INRIA Paris-Rocquencourt -# -# Copyright (c) 2013 Institut National de Recherche en Informatique et -# en Automatique. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are met: -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# * Neither the name of the <organization> nor the -# names of its contributors may be used to endorse or promote products -# derived from this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT -# HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# -# ********************************************************************* - -# Helper functions for 64-bit integer arithmetic. PowerPC 64 version. - - .text - -### Signed division - - .balign 16 - .globl __i64_sdiv -__i64_sdiv: - rldimi r4, r3, 32, 0 # reassemble (r3,r4) as a 64-bit integer in r4 - rldimi r6, r5, 32, 0 # reassemble (r5,r6) as a 64-bit integer in r6 - divd r4, r4, r6 - srdi r3, r4, 32 # split r4 into (r3,r4) - blr - .type __i64_sdiv, @function - .size __i64_sdiv, .-__i64_sdiv - -
\ No newline at end of file diff --git a/runtime/powerpc/ppc64/i64_shl.s b/runtime/powerpc/ppc64/i64_shl.s deleted file mode 100644 index 955de565..00000000 --- a/runtime/powerpc/ppc64/i64_shl.s +++ /dev/null @@ -1,50 +0,0 @@ -# ***************************************************************** -# -# The Compcert verified compiler -# -# Xavier Leroy, INRIA Paris-Rocquencourt -# -# Copyright (c) 2013 Institut National de Recherche en Informatique et -# en Automatique. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are met: -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# * Neither the name of the <organization> nor the -# names of its contributors may be used to endorse or promote products -# derived from this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT -# HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# -# ********************************************************************* - -# Helper functions for 64-bit integer arithmetic. PowerPC 64 version. - - .text - -# Shift left - - .balign 16 - .globl __i64_shl -__i64_shl: - rldimi r4, r3, 32, 0 # reassemble (r3,r4) as a 64-bit integer in r4 - sld r4, r4, r5 - srdi r3, r4, 32 # split r4 into (r3,r4) - blr - .type __i64_shl, @function - .size __i64_shl, .-__i64_shl -
\ No newline at end of file diff --git a/runtime/powerpc/ppc64/i64_shr.s b/runtime/powerpc/ppc64/i64_shr.s deleted file mode 100644 index ca5ac9b2..00000000 --- a/runtime/powerpc/ppc64/i64_shr.s +++ /dev/null @@ -1,51 +0,0 @@ -# ***************************************************************** -# -# The Compcert verified compiler -# -# Xavier Leroy, INRIA Paris-Rocquencourt -# -# Copyright (c) 2013 Institut National de Recherche en Informatique et -# en Automatique. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are met: -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# * Neither the name of the <organization> nor the -# names of its contributors may be used to endorse or promote products -# derived from this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT -# HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# -# ********************************************************************* - -# Helper functions for 64-bit integer arithmetic. PowerPC 64 version. - - .text - -# Shift right unsigned - - .balign 16 - .globl __i64_shr -__i64_shr: - rldimi r4, r3, 32, 0 # reassemble (r3,r4) as a 64-bit integer in r4 - srd r4, r4, r5 - srdi r3, r4, 32 # split r4 into (r3,r4) - blr - .type __i64_shr, @function - .size __i64_shr, .-__i64_shr - -
\ No newline at end of file diff --git a/runtime/powerpc/ppc64/i64_stod.s b/runtime/powerpc/ppc64/i64_stod.s deleted file mode 100644 index 3636d0b5..00000000 --- a/runtime/powerpc/ppc64/i64_stod.s +++ /dev/null @@ -1,50 +0,0 @@ -# ***************************************************************** -# -# The Compcert verified compiler -# -# Xavier Leroy, INRIA Paris-Rocquencourt -# -# Copyright (c) 2013 Institut National de Recherche en Informatique et -# en Automatique. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are met: -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# * Neither the name of the <organization> nor the -# names of its contributors may be used to endorse or promote products -# derived from this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT -# HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# -# ********************************************************************* - -# Helper functions for 64-bit integer arithmetic. PowerPC 64 version. - -### Conversion from signed long to double float - - .balign 16 - .globl __i64_stod -__i64_stod: - rldimi r4, r3, 32, 0 # reassemble (r3,r4) as a 64-bit integer in r4 - stdu r4, -16(r1) - lfd f1, 0(r1) - fcfid f1, f1 - addi r1, r1, 16 - blr - .type __i64_stod, @function - .size __i64_stod, .-__i64_stod - diff --git a/runtime/powerpc/ppc64/i64_udiv.s b/runtime/powerpc/ppc64/i64_udiv.s deleted file mode 100644 index a6a3bcb3..00000000 --- a/runtime/powerpc/ppc64/i64_udiv.s +++ /dev/null @@ -1,51 +0,0 @@ -# ***************************************************************** -# -# The Compcert verified compiler -# -# Xavier Leroy, INRIA Paris-Rocquencourt -# -# Copyright (c) 2013 Institut National de Recherche en Informatique et -# en Automatique. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are met: -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# * Neither the name of the <organization> nor the -# names of its contributors may be used to endorse or promote products -# derived from this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT -# HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# -# ********************************************************************* - -# Helper functions for 64-bit integer arithmetic. PowerPC 64 version. - - .text - -### Unsigned division - - .balign 16 - .globl __i64_udiv -__i64_udiv: - rldimi r4, r3, 32, 0 # reassemble (r3,r4) as a 64-bit integer in r4 - rldimi r6, r5, 32, 0 # reassemble (r5,r6) as a 64-bit integer in r6 - divdu r4, r4, r6 - srdi r3, r4, 32 # split r4 into (r3,r4) - blr - .type __i64_udiv, @function - .size __i64_udiv, .-__i64_udiv - diff --git a/runtime/powerpc/ppc64/i64_umod.s b/runtime/powerpc/ppc64/i64_umod.s deleted file mode 100644 index 6bda1903..00000000 --- a/runtime/powerpc/ppc64/i64_umod.s +++ /dev/null @@ -1,53 +0,0 @@ -# ***************************************************************** -# -# The Compcert verified compiler -# -# Xavier Leroy, INRIA Paris-Rocquencourt -# -# Copyright (c) 2013 Institut National de Recherche en Informatique et -# en Automatique. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are met: -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# * Neither the name of the <organization> nor the -# names of its contributors may be used to endorse or promote products -# derived from this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT -# HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# -# ********************************************************************* - -# Helper functions for 64-bit integer arithmetic. PowerPC 64 version. - - .text - -### Unsigned modulus - - .balign 16 - .globl __i64_umod -__i64_umod: - rldimi r4, r3, 32, 0 # reassemble (r3,r4) as a 64-bit integer in r4 - rldimi r6, r5, 32, 0 # reassemble (r5,r6) as a 64-bit integer in r6 - divdu r0, r4, r6 - mulld r0, r0, r6 - subf r4, r0, r4 - srdi r3, r4, 32 # split r4 into (r3,r4) - blr - .type __i64_umod, @function - .size __i64_umod, .-__i64_umod - diff --git a/runtime/powerpc/ppc64/i64_dtou.s b/runtime/powerpc64/i64_dtou.s index 60d5c9bf..60d5c9bf 100644 --- a/runtime/powerpc/ppc64/i64_dtou.s +++ b/runtime/powerpc64/i64_dtou.s diff --git a/runtime/powerpc/ppc64/i64_stof.s b/runtime/powerpc64/i64_stof.s index 8830d594..8830d594 100644 --- a/runtime/powerpc/ppc64/i64_stof.s +++ b/runtime/powerpc64/i64_stof.s diff --git a/runtime/powerpc/ppc64/i64_utod.s b/runtime/powerpc64/i64_utod.s index ddde91dd..ddde91dd 100644 --- a/runtime/powerpc/ppc64/i64_utod.s +++ b/runtime/powerpc64/i64_utod.s diff --git a/runtime/powerpc/ppc64/i64_smod.s b/runtime/powerpc64/i64_utof.s index 35be366d..2617cbda 100644 --- a/runtime/powerpc/ppc64/i64_smod.s +++ b/runtime/powerpc64/i64_utof.s @@ -32,23 +32,33 @@ # # ********************************************************************* -# Helper functions for 64-bit integer arithmetic. PowerPC 64 version. +# Helper functions for 64-bit integer arithmetic. PowerPC version. .text -## Signed remainder - +### Conversion from unsigned long to single float + .balign 16 - .globl __i64_smod -__i64_smod: - rldimi r4, r3, 32, 0 # reassemble (r3,r4) as a 64-bit integer in r4 - rldimi r6, r5, 32, 0 # reassemble (r5,r6) as a 64-bit integer in r6 - divd r0, r4, r6 - mulld r0, r0, r6 - subf r4, r0, r4 - srdi r3, r4, 32 # split r4 into (r3,r4) + .globl __i64_utof +__i64_utof: + mflr r9 + # Check whether X < 2^53 + andis. r0, r3, 0xFFE0 # test bits 53...63 of X + beq 1f + # X is large enough that double rounding can occur. + # Avoid it by nudging X away from the points where double rounding + # occurs (the "round to odd" technique) + rlwinm r0, r4, 0, 21, 31 # extract bits 0 to 11 of X + addi r0, r0, 0x7FF # r0 = (X & 0x7FF) + 0x7FF + # bit 12 of r0 is 0 if all low 12 bits of X are 0, 1 otherwise + # bits 13-31 of r0 are 0 + or r4, r4, r0 # correct bit number 12 of X + rlwinm r4, r4, 0, 0, 20 # set to 0 bits 0 to 11 of X + # Convert to double, then round to single +1: bl __i64_utod + mtlr r9 + frsp f1, f1 blr - .type __i64_smod, @function - .size __i64_smod, .-__i64_smod - -
\ No newline at end of file + .type __i64_utof, @function + .size __i64_utof, .-__i64_utof + diff --git a/runtime/powerpc64/vararg.s b/runtime/powerpc64/vararg.s new file mode 100644 index 00000000..8d7e62c8 --- /dev/null +++ b/runtime/powerpc64/vararg.s @@ -0,0 +1,163 @@ +# ***************************************************************** +# +# The Compcert verified compiler +# +# Xavier Leroy, INRIA Paris-Rocquencourt +# +# Copyright (c) 2013 Institut National de Recherche en Informatique et +# en Automatique. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# * Neither the name of the <organization> nor the +# names of its contributors may be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT +# HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# ********************************************************************* + +# Helper functions for variadic functions <stdarg.h>. IA32 version + +# typedef struct { +# unsigned char ireg; // index of next integer register +# unsigned char freg; // index of next FP register +# char * stk; // pointer to next argument in stack +# struct { +# int iregs[8]; +# double fregs[8]; +# } * regs; // pointer to saved register area +# } va_list[1]; +# +# unsigned int __compcert_va_int32(va_list ap); +# unsigned long long __compcert_va_int64(va_list ap); +# double __compcert_va_float64(va_list ap); + + .text + + .balign 16 + .globl __compcert_va_int32 +__compcert_va_int32: + # r3 = ap = address of va_list structure + lbz r4, 0(r3) # r4 = ap->ireg = next integer register + cmplwi r4, 8 + bge 1f + # Next argument was passed in an integer register + lwz r5, 8(r3) # r5 = ap->regs = base of saved register area + rlwinm r6, r4, 2, 0, 29 # r6 = r4 * 4 + addi r4, r4, 1 # increment ap->ireg + stb r4, 0(r3) + lwzx r3, r5, r6 # load argument in r3 + blr + # Next argument was passed on stack +1: lwz r5, 4(r3) # r5 = ap->stk = next argument passed on stack + addi r5, r5, 4 # advance ap->stk by 4 + stw r5, 4(r3) + lwz r3, -4(r5) # load argument in r3 + blr + .type __compcert_va_int32, @function + .size __compcert_va_int32, .-__compcert_va_int32 + + .balign 16 + .globl __compcert_va_int64 +__compcert_va_int64: + # r3 = ap = address of va_list structure + lbz r4, 0(r3) # r4 = ap->ireg = next integer register + cmplwi r4, 7 + bge 1f + # Next argument was passed in two consecutive integer register + lwz r5, 8(r3) # r5 = ap->regs = base of saved register area + addi r4, r4, 3 # round r4 up to an even number and add 2 + rlwinm r4, r4, 0, 0, 30 + rlwinm r6, r4, 2, 0, 29 # r6 = r4 * 4 + add r5, r5, r6 # r5 = address of argument + 8 + stb r4, 0(r3) # update ap->ireg + lwz r3, -8(r5) # load argument in r3:r4 + lwz r4, -4(r5) + blr + # Next argument was passed on stack +1: lwz r5, 4(r3) # r5 = ap->stk = next argument passed on stack + li r4, 8 + stb r4, 0(r3) # set ap->ireg = 8 so that no ireg is left + addi r5, r5, 15 # round r5 to a multiple of 8 and add 8 + rlwinm r5, r5, 0, 0, 28 + stw r5, 4(r3) # update ap->stk + lwz r3, -8(r5) # load argument in r3:r4 + lwz r4, -4(r5) + blr + .type __compcert_va_int64, @function + .size __compcert_va_int64, .-__compcert_va_int64 + + .balign 16 + .globl __compcert_va_float64 +__compcert_va_float64: + # r3 = ap = address of va_list structure + lbz r4, 1(r3) # r4 = ap->freg = next float register + cmplwi r4, 8 + bge 1f + # Next argument was passed in a FP register + lwz r5, 8(r3) # r5 = ap->regs = base of saved register area + rlwinm r6, r4, 3, 0, 28 # r6 = r4 * 8 + add r5, r5, r6 + lfd f1, 32(r5) # load argument in f1 + addi r4, r4, 1 # increment ap->freg + stb r4, 1(r3) + blr + # Next argument was passed on stack +1: lwz r5, 4(r3) # r5 = ap->stk = next argument passed on stack + addi r5, r5, 15 # round r5 to a multiple of 8 and add 8 + rlwinm r5, r5, 0, 0, 28 + lfd f1, -8(r5) # load argument in f1 + stw r5, 4(r3) # update ap->stk + blr + .type __compcert_va_float64, @function + .size __compcert_va_float64, .-__compcert_va_int64 + + .balign 16 + .globl __compcert_va_composite +__compcert_va_composite: + b __compcert_va_int32 + .type __compcert_va_composite, @function + .size __compcert_va_composite, .-__compcert_va_composite + +# Save integer and FP registers at beginning of vararg function + + .balign 16 + .globl __compcert_va_saveregs +__compcert_va_saveregs: + lwz r11, 0(r1) # r11 point to top of our frame + stwu r3, -96(r11) # register save area is 96 bytes below + stw r4, 4(r11) + stw r5, 8(r11) + stw r6, 12(r11) + stw r7, 16(r11) + stw r8, 20(r11) + stw r9, 24(r11) + stw r10, 28(r11) + bf 6, 1f # don't save FP regs if CR6 bit is clear + stfd f1, 32(r11) + stfd f2, 40(r11) + stfd f3, 48(r11) + stfd f4, 56(r11) + stfd f5, 64(r11) + stfd f6, 72(r11) + stfd f7, 80(r11) + stfd f8, 88(r11) +1: blr + .type __compcert_va_saveregs, @function + .size __compcert_va_saveregs, .-__compcert_va_saveregs |