pdfium::internal::ClampedSubFastAsmOp< T, U > Struct Template Reference

#include <safe_math_arm_impl.h>

Collaboration diagram for pdfium::internal::ClampedSubFastAsmOp< T, U >:

Public Member Functions
template<typename V>
	__attribute__ ((always_inline)) static V Do(T x
	asm ("qsub %[result], %[first], %[second]" :[result] "=r"(result) :[first] "r"(x_i32), [second] "r"(y_i32))
return	saturated_cast (result)

Static Public Member Functions
template<typename V>
static constexpr V	Do (T, U)

Public Attributes
U	y
int32_t	result
int32_t	x_i32 = checked_cast<int32_t>(x)
int32_t	y_i32 = checked_cast<int32_t>(y)

Static Public Attributes
static const bool	is_supported

Detailed Description

template<typename T, typename U>
struct pdfium::internal::ClampedSubFastAsmOp< T, U >

Definition at line 73 of file safe_math_arm_impl.h.

Member Function Documentation

__attribute__()

template<typename T, typename U>

template<typename V>

pdfium::internal::ClampedSubFastAsmOp< T, U >::__attribute__

(

(always_inline)

)

References y.

asm()

template<typename T, typename U>

pdfium::internal::ClampedSubFastAsmOp< T, U >::asm	(	"qsub %	[result],
		%	[first] )

References result, x_i32, and y_i32.

Do()

template<typename T, typename U>

template<typename V>

constexpr V pdfium::internal::ClampedSubFastAsmOp< T, U >::Do ( T , U  )

inlinestaticconstexpr

Definition at line 51 of file safe_math_clang_gcc_impl.h.

saturated_cast()

template<typename T, typename U>

return pdfium::internal::ClampedSubFastAsmOp< T, U >::saturated_cast

(

result

)

Member Data Documentation

is_supported

template<typename T, typename U>

const bool pdfium::internal::ClampedSubFastAsmOp< T, U >::is_supported

static

Initial value:

=
      kEnableAsmCode && BigEnoughPromotion<T, U>::is_contained &&
      IsTypeInRangeForNumericType<
          int32_t,
          typename BigEnoughPromotion<T, U>::type>::value

Definition at line 74 of file safe_math_arm_impl.h.

result

template<typename T, typename U>

int32_t pdfium::internal::ClampedSubFastAsmOp< T, U >::result

Definition at line 87 of file safe_math_arm_impl.h.

Referenced by asm().

x_i32

template<typename T, typename U>

int32_t pdfium::internal::ClampedSubFastAsmOp< T, U >::x_i32 = checked_cast<int32_t>(x)

Definition at line 88 of file safe_math_arm_impl.h.

Referenced by asm().

y

template<typename T, typename U>

U pdfium::internal::ClampedSubFastAsmOp< T, U >::y

Initial value:

{
    
    
    if (IsIntegerArithmeticSafe<int, T, U>::value)
      return saturated_cast<V>(static_cast<int>(x) - static_cast<int>(y))

Definition at line 81 of file safe_math_arm_impl.h.

Referenced by __attribute__().

y_i32

template<typename T, typename U>

int32_t pdfium::internal::ClampedSubFastAsmOp< T, U >::y_i32 = checked_cast<int32_t>(y)

Definition at line 89 of file safe_math_arm_impl.h.

Referenced by asm().

---

The documentation for this struct was generated from the following files:

• qtwebengine/src/3rdparty/chromium/third_party/pdfium/core/fxcrt/numerics/safe_math_arm_impl.h (08e24b2ba6847221abd35e9b994206b764d6b322)
• qtwebengine/src/3rdparty/chromium/third_party/pdfium/core/fxcrt/numerics/safe_math_clang_gcc_impl.h (08e24b2ba6847221abd35e9b994206b764d6b322)