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ld.lld: translate TARGET2 reloc to relative

This commit is contained in:
occheung 2022-05-31 16:45:11 +08:00 committed by Sébastien Bourdeauducq
parent a5b7e958f8
commit 6d46c886d7
1 changed files with 7 additions and 0 deletions
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7
artiq/compiler/targets.py
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@ -74,6 +74,8 @@ class Target:
LLVM target data layout, e.g. ``"E-m:e-p:32:32-i64:32-f64:32-v64:32-v128:32-a:0:32-n32"`` LLVM target data layout, e.g. ``"E-m:e-p:32:32-i64:32-f64:32-v64:32-v128:32-a:0:32-n32"``
:var features: (list of string) :var features: (list of string)
LLVM target CPU features, e.g. ``["mul", "div", "ffl1"]`` LLVM target CPU features, e.g. ``["mul", "div", "ffl1"]``
:var additional_linker_options: (list of string)
Linker options for the target in addition to the target-independent ones, e.g. ``["--target2=rel"]``
:var print_function: (string) :var print_function: (string)
Name of a formatted print functions (with the signature of ``printf``) Name of a formatted print functions (with the signature of ``printf``)
provided by the target, e.g. ``"printf"``. provided by the target, e.g. ``"printf"``.
@ -83,6 +85,7 @@ class Target:
triple = "unknown" triple = "unknown"
data_layout = "" data_layout = ""
features = [] features = []
additional_linker_options = []
print_function = "printf" print_function = "printf"
now_pinning = True now_pinning = True
@ -181,6 +184,7 @@ class Target:
def link(self, objects): def link(self, objects):
"""Link the relocatable objects into a shared library for this target.""" """Link the relocatable objects into a shared library for this target."""
with RunTool([self.tool_ld, "-shared", "--eh-frame-hdr"] + with RunTool([self.tool_ld, "-shared", "--eh-frame-hdr"] +
self.additional_linker_options +
["-T" + os.path.join(os.path.dirname(__file__), "kernel.ld")] + ["-T" + os.path.join(os.path.dirname(__file__), "kernel.ld")] +
["{{obj{}}}".format(index) for index in range(len(objects))] + ["{{obj{}}}".format(index) for index in range(len(objects))] +
["-x"] + ["-x"] +
@ -265,6 +269,7 @@ class RV32IMATarget(Target):
triple = "riscv32-unknown-linux" triple = "riscv32-unknown-linux"
data_layout = "e-m:e-p:32:32-i64:64-n32-S128" data_layout = "e-m:e-p:32:32-i64:64-n32-S128"
features = ["m", "a"] features = ["m", "a"]
additional_linker_options = []
print_function = "core_log" print_function = "core_log"
now_pinning = True now_pinning = True
@ -277,6 +282,7 @@ class RV32GTarget(Target):
triple = "riscv32-unknown-linux" triple = "riscv32-unknown-linux"
data_layout = "e-m:e-p:32:32-i64:64-n32-S128" data_layout = "e-m:e-p:32:32-i64:64-n32-S128"
features = ["m", "a", "f", "d"] features = ["m", "a", "f", "d"]
additional_linker_options = []
print_function = "core_log" print_function = "core_log"
now_pinning = True now_pinning = True
@ -289,6 +295,7 @@ class CortexA9Target(Target):
triple = "armv7-unknown-linux-gnueabihf" triple = "armv7-unknown-linux-gnueabihf"
data_layout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" data_layout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
features = ["dsp", "fp16", "neon", "vfp3"] features = ["dsp", "fp16", "neon", "vfp3"]
additional_linker_options = ["--target2=rel"]
print_function = "core_log" print_function = "core_log"
now_pinning = False now_pinning = False