mirror of
https://github.com/odin-lang/Odin.git
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54 lines
1.9 KiB
Bash
Executable File
54 lines
1.9 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -eu
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# The ABI comparator.
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#
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# Every check is "Odin agrees with the platform C compiler"
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#
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# ./run.sh
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# ./run.sh linux_riscv64 riscv64-linux-gnu \
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# "-extra-linker-flags:-fuse-ld=/usr/bin/riscv64-linux-gnu-gcc-12 -static -Wl,-static" -no-rpath
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#
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# For a target with no cross libc -- i386, arm32 -- see `cross.sh`, which builds
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# the same corpus freestanding.
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TARGET=${1:-}
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TRIPLE=${2:-}
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if [ $# -gt 2 ]; then shift 2; else shift $#; fi # anything else goes to `odin test`
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here=$(cd "$(dirname "$0")" && pwd)
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: "${ODIN:=$here/../../odin}"
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: "${CLANG:=clang}"
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# The C side's optimisation level. An ABI is a link-time contract, so the two
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# sides are built independently and either may be optimised: `ABI_CFLAGS=-O2`.
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: "${ABI_CFLAGS:=}"
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COMMON="-define:ODIN_TEST_FANCY=false -file -vet -strict-style -ignore-unused-defineables"
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CC_TARGET=""; [ -n "$TRIPLE" ] && CC_TARGET="--target=$TRIPLE"
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ODIN_TARGET=""; [ -n "$TARGET" ] && ODIN_TARGET="-target:$TARGET"
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# Cleaned BEFORE, not after: the generated corpus is left in place so it can be
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# read after a failure. CI throws the tree away anyway.
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rm -rf "$here/build"
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mkdir -p "$here/build"
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pushd "$here/build" > /dev/null
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set -x
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$ODIN run ../gen.odin -file -- .
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# Ask the C compiler which tiers it has, by preprocessing the generated `build-cross/tiers.c`.
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# The Odin side must use the same tiers or it references symbols C never emitted.
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have() { $CLANG $CC_TARGET -E tiers.c 2>/dev/null | grep -q "ABI_YES_$1" && echo true || echo false; }
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TIERS="-define:ABI_TIER_GNU=$(have GNU) -define:ABI_TIER_F16=$(have F16) -define:ABI_TIER_I128=$(have I128)"
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# `-w` because the corpus deliberately uses zero-length arrays and empty
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# structs; both are the extensions under test.
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$CLANG $CC_TARGET $ABI_CFLAGS -c abi_corpus.c -o abi_corpus_c.o -w
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$ODIN test abi_corpus.odin $COMMON $ODIN_TARGET $TIERS "$@"
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set +x
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popd > /dev/null
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