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authorZakk Chen <zakk.chen@sifive.com>2020-01-16 18:01:07 -0800
committerHans Wennborg <hans@chromium.org>2020-01-27 19:06:42 +0100
commit4d342b7d8e9bc6f40001011b51b5ad812535c4a6 (patch)
tree33b179382ed9550fd12893eaae866d97dda2fb0d /llvm/lib/Target/RISCV/Utils/RISCVBaseInfo.cpp
parent7c5784746cfc6dc1906359704da5a4c95b64fb47 (diff)
downloadbcm5719-llvm-4d342b7d8e9bc6f40001011b51b5ad812535c4a6.tar.gz
bcm5719-llvm-4d342b7d8e9bc6f40001011b51b5ad812535c4a6.zip
Revert "[RISCV] Support ABI checking with per function target-features"
This reverts commit 7bc58a779aaa1de56fad8b1bc8e46932d2f2f1e4. It breaks EXPENSIVE_CHECKS on Windows (cherry picked from commit cef838e65f9a2aeecf5e19431077bc16b01a79fb)
Diffstat (limited to 'llvm/lib/Target/RISCV/Utils/RISCVBaseInfo.cpp')
-rw-r--r--llvm/lib/Target/RISCV/Utils/RISCVBaseInfo.cpp11
1 files changed, 10 insertions, 1 deletions
diff --git a/llvm/lib/Target/RISCV/Utils/RISCVBaseInfo.cpp b/llvm/lib/Target/RISCV/Utils/RISCVBaseInfo.cpp
index 43b1f8b80c5..da87722632e 100644
--- a/llvm/lib/Target/RISCV/Utils/RISCVBaseInfo.cpp
+++ b/llvm/lib/Target/RISCV/Utils/RISCVBaseInfo.cpp
@@ -28,8 +28,17 @@ ABI computeTargetABI(const Triple &TT, FeatureBitset FeatureBits,
errs() << "64-bit ABIs are not supported for 32-bit targets (ignoring "
"target-abi)\n";
TargetABI = ABI_Unknown;
+ } else if (ABIName.endswith("f") && !FeatureBits[RISCV::FeatureStdExtF]) {
+ errs() << "Hard-float 'f' ABI can't be used for a target that "
+ "doesn't support the F instruction set extension (ignoring "
+ "target-abi)\n";
+ TargetABI = ABI_Unknown;
+ } else if (ABIName.endswith("d") && !FeatureBits[RISCV::FeatureStdExtD]) {
+ errs() << "Hard-float 'd' ABI can't be used for a target that "
+ "doesn't support the D instruction set extension (ignoring "
+ "target-abi)\n";
+ TargetABI = ABI_Unknown;
} else if (IsRV32E && TargetABI != ABI_ILP32E && TargetABI != ABI_Unknown) {
- // TODO: move this checking to RISCVTargetLowering and RISCVAsmParser
errs()
<< "Only the ilp32e ABI is supported for RV32E (ignoring target-abi)\n";
TargetABI = ABI_Unknown;
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