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SPARCv9 implements long double as an IEEE quad. 

llvm-svn: 199399
This commit is contained in:
Jakob Stoklund Olesen 2014-01-16 16:43:19 +00:00
parent 5a1a81841a
commit 497332c05f
2 changed files with 9 additions and 0 deletions
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6
clang/lib/Basic/Targets.cpp
View File

@ -4532,6 +4532,12 @@ public:
UIntMaxType = UnsignedLong; UIntMaxType = UnsignedLong;
} }
Int64Type = IntMaxType; Int64Type = IntMaxType;
// The SPARCv8 System V ABI has long double 128-bits in size, but 64-bit
// aligned. The SPARCv9 SCD 2.4.1 says 16-byte aligned.
LongDoubleWidth = 128;
LongDoubleAlign = 128;
LongDoubleFormat = &llvm::APFloat::IEEEquad;
} }
virtual void getTargetDefines(const LangOptions &Opts, virtual void getTargetDefines(const LangOptions &Opts,

3
clang/test/CodeGen/sparcv9-abi.c
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@ -18,6 +18,9 @@ long long f_int_3(long long x) { return x; }
// CHECK-LABEL: define signext i8 @f_int_4(i8 signext %x) // CHECK-LABEL: define signext i8 @f_int_4(i8 signext %x)
char f_int_4(char x) { return x; } char f_int_4(char x) { return x; }
// CHECK-LABEL: define fp128 @f_ld(fp128 %x)
long double f_ld(long double x) { return x; }
// Small structs are passed in registers. // Small structs are passed in registers.
struct small { struct small {
int *a, *b; int *a, *b;