38 lines
1.3 KiB
Diff
38 lines
1.3 KiB
Diff
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Pull in r199399 from upstream clang trunk (by Jakob Stoklund Olesen):
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SPARCv9 implements long double as an IEEE quad.
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Introduced here: http://svn.freebsd.org/changeset/base/262262
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Index: tools/clang/test/CodeGen/sparcv9-abi.c
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===================================================================
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--- tools/clang/test/CodeGen/sparcv9-abi.c
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+++ tools/clang/test/CodeGen/sparcv9-abi.c
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@@ -18,6 +18,9 @@ long long f_int_3(long long x) { return x; }
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// CHECK-LABEL: define signext i8 @f_int_4(i8 signext %x)
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char f_int_4(char x) { return x; }
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+// CHECK-LABEL: define fp128 @f_ld(fp128 %x)
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+long double f_ld(long double x) { return x; }
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+
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// Small structs are passed in registers.
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struct small {
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int *a, *b;
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Index: tools/clang/lib/Basic/Targets.cpp
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===================================================================
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--- tools/clang/lib/Basic/Targets.cpp
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+++ tools/clang/lib/Basic/Targets.cpp
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@@ -4529,6 +4529,12 @@ class SparcV9TargetInfo : public SparcTargetInfo {
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UIntMaxType = UnsignedLong;
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}
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Int64Type = IntMaxType;
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+
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+ // The SPARCv8 System V ABI has long double 128-bits in size, but 64-bit
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+ // aligned. The SPARCv9 SCD 2.4.1 says 16-byte aligned.
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+ LongDoubleWidth = 128;
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+ LongDoubleAlign = 128;
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+ LongDoubleFormat = &llvm::APFloat::IEEEquad;
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}
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virtual void getTargetDefines(const LangOptions &Opts,
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