/* Offsets for data table __svml_slog2_data_internal
*/
-#define MinNorm 0
-#define MaxNorm 16
-#define iBrkValue 32
-#define iOffExpoMask 48
-#define One 64
-#define sPoly 80
+#define MinNorm 0
+#define MaxNorm 16
+#define iBrkValue 32
+#define iOffExpoMask 48
+#define One 64
+#define sPoly 80
#include <sysdep.h>
- .text
- .section .text.sse4,"ax",@progbits
+ .section .text.sse4, "ax", @progbits
ENTRY(_ZGVbN4v_log2f_sse4)
- subq $72, %rsp
- cfi_def_cfa_offset(80)
- movaps %xmm0, %xmm1
-
-/* reduction: compute r,n */
- movdqu iBrkValue+__svml_slog2_data_internal(%rip), %xmm2
- movaps %xmm0, %xmm4
- movdqu iOffExpoMask+__svml_slog2_data_internal(%rip), %xmm10
- psubd %xmm2, %xmm1
- pand %xmm1, %xmm10
- movaps %xmm0, %xmm3
- paddd %xmm2, %xmm10
- psrad $23, %xmm1
- movups sPoly+__svml_slog2_data_internal(%rip), %xmm5
- movups sPoly+32+__svml_slog2_data_internal(%rip), %xmm6
- movups sPoly+64+__svml_slog2_data_internal(%rip), %xmm7
- movups sPoly+96+__svml_slog2_data_internal(%rip), %xmm9
- cmpltps MinNorm+__svml_slog2_data_internal(%rip), %xmm4
- cmpnleps MaxNorm+__svml_slog2_data_internal(%rip), %xmm3
- cvtdq2ps %xmm1, %xmm1
- subps One+__svml_slog2_data_internal(%rip), %xmm10
- mulps %xmm10, %xmm5
- movaps %xmm10, %xmm8
- mulps %xmm10, %xmm6
- mulps %xmm10, %xmm8
- addps sPoly+16+__svml_slog2_data_internal(%rip), %xmm5
- mulps %xmm10, %xmm7
- addps sPoly+48+__svml_slog2_data_internal(%rip), %xmm6
- mulps %xmm10, %xmm9
- mulps %xmm8, %xmm5
- addps sPoly+80+__svml_slog2_data_internal(%rip), %xmm7
- addps sPoly+112+__svml_slog2_data_internal(%rip), %xmm9
- addps %xmm5, %xmm6
- mulps %xmm8, %xmm6
- orps %xmm3, %xmm4
-
-/* combine and get argument value range mask */
- movmskps %xmm4, %edx
- addps %xmm6, %xmm7
- mulps %xmm7, %xmm8
- addps %xmm8, %xmm9
- mulps %xmm10, %xmm9
- addps sPoly+128+__svml_slog2_data_internal(%rip), %xmm9
- mulps %xmm9, %xmm10
- addps %xmm10, %xmm1
- testl %edx, %edx
-
-/* Go to special inputs processing branch */
- jne L(SPECIAL_VALUES_BRANCH)
- # LOE rbx rbp r12 r13 r14 r15 edx xmm0 xmm1
-
-/* Restore registers
- * and exit the function
- */
+ subq $72, %rsp
+ cfi_def_cfa_offset(80)
+ movaps %xmm0, %xmm1
+
+ /* reduction: compute r, n */
+ movdqu iBrkValue+__svml_slog2_data_internal(%rip), %xmm2
+ movaps %xmm0, %xmm4
+ movdqu iOffExpoMask+__svml_slog2_data_internal(%rip), %xmm10
+ psubd %xmm2, %xmm1
+ pand %xmm1, %xmm10
+ movaps %xmm0, %xmm3
+ paddd %xmm2, %xmm10
+ psrad $23, %xmm1
+ movups sPoly+__svml_slog2_data_internal(%rip), %xmm5
+ movups sPoly+32+__svml_slog2_data_internal(%rip), %xmm6
+ movups sPoly+64+__svml_slog2_data_internal(%rip), %xmm7
+ movups sPoly+96+__svml_slog2_data_internal(%rip), %xmm9
+ cmpltps MinNorm+__svml_slog2_data_internal(%rip), %xmm4
+ cmpnleps MaxNorm+__svml_slog2_data_internal(%rip), %xmm3
+ cvtdq2ps %xmm1, %xmm1
+ subps One+__svml_slog2_data_internal(%rip), %xmm10
+ mulps %xmm10, %xmm5
+ movaps %xmm10, %xmm8
+ mulps %xmm10, %xmm6
+ mulps %xmm10, %xmm8
+ addps sPoly+16+__svml_slog2_data_internal(%rip), %xmm5
+ mulps %xmm10, %xmm7
+ addps sPoly+48+__svml_slog2_data_internal(%rip), %xmm6
+ mulps %xmm10, %xmm9
+ mulps %xmm8, %xmm5
+ addps sPoly+80+__svml_slog2_data_internal(%rip), %xmm7
+ addps sPoly+112+__svml_slog2_data_internal(%rip), %xmm9
+ addps %xmm5, %xmm6
+ mulps %xmm8, %xmm6
+ orps %xmm3, %xmm4
+
+ /* combine and get argument value range mask */
+ movmskps %xmm4, %edx
+ addps %xmm6, %xmm7
+ mulps %xmm7, %xmm8
+ addps %xmm8, %xmm9
+ mulps %xmm10, %xmm9
+ addps sPoly+128+__svml_slog2_data_internal(%rip), %xmm9
+ mulps %xmm9, %xmm10
+ addps %xmm10, %xmm1
+ testl %edx, %edx
+
+ /* Go to special inputs processing branch */
+ jne L(SPECIAL_VALUES_BRANCH)
+ # LOE rbx rbp r12 r13 r14 r15 edx xmm0 xmm1
+
+ /* Restore registers
+ * and exit the function
+ */
L(EXIT):
- movaps %xmm1, %xmm0
- addq $72, %rsp
- cfi_def_cfa_offset(8)
- ret
- cfi_def_cfa_offset(80)
-
-/* Branch to process
- * special inputs
- */
+ movaps %xmm1, %xmm0
+ addq $72, %rsp
+ cfi_def_cfa_offset(8)
+ ret
+ cfi_def_cfa_offset(80)
+
+ /* Branch to process
+ * special inputs
+ */
L(SPECIAL_VALUES_BRANCH):
- movups %xmm0, 32(%rsp)
- movups %xmm1, 48(%rsp)
- # LOE rbx rbp r12 r13 r14 r15 edx
-
- xorl %eax, %eax
- movq %r12, 16(%rsp)
- cfi_offset(12, -64)
- movl %eax, %r12d
- movq %r13, 8(%rsp)
- cfi_offset(13, -72)
- movl %edx, %r13d
- movq %r14, (%rsp)
- cfi_offset(14, -80)
- # LOE rbx rbp r15 r12d r13d
-
-/* Range mask
- * bits check
- */
+ movups %xmm0, 32(%rsp)
+ movups %xmm1, 48(%rsp)
+ # LOE rbx rbp r12 r13 r14 r15 edx
+
+ xorl %eax, %eax
+ movq %r12, 16(%rsp)
+ cfi_offset(12, -64)
+ movl %eax, %r12d
+ movq %r13, 8(%rsp)
+ cfi_offset(13, -72)
+ movl %edx, %r13d
+ movq %r14, (%rsp)
+ cfi_offset(14, -80)
+ # LOE rbx rbp r15 r12d r13d
+
+ /* Range mask
+ * bits check
+ */
L(RANGEMASK_CHECK):
- btl %r12d, %r13d
+ btl %r12d, %r13d
-/* Call scalar math function */
- jc L(SCALAR_MATH_CALL)
- # LOE rbx rbp r15 r12d r13d
+ /* Call scalar math function */
+ jc L(SCALAR_MATH_CALL)
+ # LOE rbx rbp r15 r12d r13d
-/* Special inputs
- * processing loop
- */
+ /* Special inputs
+ * processing loop
+ */
L(SPECIAL_VALUES_LOOP):
- incl %r12d
- cmpl $4, %r12d
-
-/* Check bits in range mask */
- jl L(RANGEMASK_CHECK)
- # LOE rbx rbp r15 r12d r13d
-
- movq 16(%rsp), %r12
- cfi_restore(12)
- movq 8(%rsp), %r13
- cfi_restore(13)
- movq (%rsp), %r14
- cfi_restore(14)
- movups 48(%rsp), %xmm1
-
-/* Go to exit */
- jmp L(EXIT)
- cfi_offset(12, -64)
- cfi_offset(13, -72)
- cfi_offset(14, -80)
- # LOE rbx rbp r12 r13 r14 r15 xmm1
-
-/* Scalar math fucntion call
- * to process special input
- */
+ incl %r12d
+ cmpl $4, %r12d
+
+ /* Check bits in range mask */
+ jl L(RANGEMASK_CHECK)
+ # LOE rbx rbp r15 r12d r13d
+
+ movq 16(%rsp), %r12
+ cfi_restore(12)
+ movq 8(%rsp), %r13
+ cfi_restore(13)
+ movq (%rsp), %r14
+ cfi_restore(14)
+ movups 48(%rsp), %xmm1
+
+ /* Go to exit */
+ jmp L(EXIT)
+ cfi_offset(12, -64)
+ cfi_offset(13, -72)
+ cfi_offset(14, -80)
+ # LOE rbx rbp r12 r13 r14 r15 xmm1
+
+ /* Scalar math fucntion call
+ * to process special input
+ */
L(SCALAR_MATH_CALL):
- movl %r12d, %r14d
- movss 32(%rsp,%r14,4), %xmm0
- call log2f@PLT
- # LOE rbx rbp r14 r15 r12d r13d xmm0
+ movl %r12d, %r14d
+ movss 32(%rsp, %r14, 4), %xmm0
+ call log2f@PLT
+ # LOE rbx rbp r14 r15 r12d r13d xmm0
- movss %xmm0, 48(%rsp,%r14,4)
+ movss %xmm0, 48(%rsp, %r14, 4)
-/* Process special inputs in loop */
- jmp L(SPECIAL_VALUES_LOOP)
- # LOE rbx rbp r15 r12d r13d
+ /* Process special inputs in loop */
+ jmp L(SPECIAL_VALUES_LOOP)
+ # LOE rbx rbp r15 r12d r13d
END(_ZGVbN4v_log2f_sse4)
- .section .rodata, "a"
- .align 16
+ .section .rodata, "a"
+ .align 16
#ifdef __svml_slog2_data_internal_typedef
typedef unsigned int VUINT32;
typedef struct {
- __declspec(align(16)) VUINT32 MinNorm[4][1];
- __declspec(align(16)) VUINT32 MaxNorm[4][1];
- __declspec(align(16)) VUINT32 iBrkValue[4][1];
- __declspec(align(16)) VUINT32 iOffExpoMask[4][1];
- __declspec(align(16)) VUINT32 One[4][1];
- __declspec(align(16)) VUINT32 sPoly[9][4][1];
+ __declspec(align(16)) VUINT32 MinNorm[4][1];
+ __declspec(align(16)) VUINT32 MaxNorm[4][1];
+ __declspec(align(16)) VUINT32 iBrkValue[4][1];
+ __declspec(align(16)) VUINT32 iOffExpoMask[4][1];
+ __declspec(align(16)) VUINT32 One[4][1];
+ __declspec(align(16)) VUINT32 sPoly[9][4][1];
} __svml_slog2_data_internal;
#endif
__svml_slog2_data_internal:
- /*== MinNorm ==*/
- .long 0x00800000, 0x00800000, 0x00800000, 0x00800000
- /*== MaxNorm ==*/
- .align 16
- .long 0x7f7fffff, 0x7f7fffff, 0x7f7fffff, 0x7f7fffff
- /*== iBrkValue = SP 2/3 ==*/
- .align 16
- .long 0x3f2aaaab, 0x3f2aaaab, 0x3f2aaaab, 0x3f2aaaab
- /*== iOffExpoMask = SP significand mask ==*/
- .align 16
- .long 0x007fffff, 0x007fffff, 0x007fffff, 0x007fffff
- /*== sOne = SP 1.0 ==*/
- .align 16
- .long 0x3f800000, 0x3f800000, 0x3f800000, 0x3f800000
- /*== spoly[9] ==*/
- .align 16
- .long 0x3e554012, 0x3e554012, 0x3e554012, 0x3e554012 /* coeff9 */
- .long 0xbe638E14, 0xbe638E14, 0xbe638E14, 0xbe638E14 /* coeff8 */
- .long 0x3e4D660B, 0x3e4D660B, 0x3e4D660B, 0x3e4D660B /* coeff7 */
- .long 0xbe727824, 0xbe727824, 0xbe727824, 0xbe727824 /* coeff6 */
- .long 0x3e93DD07, 0x3e93DD07, 0x3e93DD07, 0x3e93DD07 /* coeff5 */
- .long 0xbeB8B969, 0xbeB8B969, 0xbeB8B969, 0xbeB8B969 /* coeff4 */
- .long 0x3eF637C0, 0x3eF637C0, 0x3eF637C0, 0x3eF637C0 /* coeff3 */
- .long 0xbf38AA2B, 0xbf38AA2B, 0xbf38AA2B, 0xbf38AA2B /* coeff2 */
- .long 0x3fB8AA3B, 0x3fB8AA3B, 0x3fB8AA3B, 0x3fB8AA3B /* coeff1 */
- .align 16
- .type __svml_slog2_data_internal,@object
- .size __svml_slog2_data_internal,.-__svml_slog2_data_internal
+ /* MinNorm */
+ .long 0x00800000, 0x00800000, 0x00800000, 0x00800000
+ /* MaxNorm */
+ .align 16
+ .long 0x7f7fffff, 0x7f7fffff, 0x7f7fffff, 0x7f7fffff
+ /* iBrkValue = SP 2/3 */
+ .align 16
+ .long 0x3f2aaaab, 0x3f2aaaab, 0x3f2aaaab, 0x3f2aaaab
+ /* iOffExpoMask = SP significand mask */
+ .align 16
+ .long 0x007fffff, 0x007fffff, 0x007fffff, 0x007fffff
+ /* sOne = SP 1.0 */
+ .align 16
+ .long 0x3f800000, 0x3f800000, 0x3f800000, 0x3f800000
+ /* spoly[9] */
+ .align 16
+ .long 0x3e554012, 0x3e554012, 0x3e554012, 0x3e554012 /* coeff9 */
+ .long 0xbe638E14, 0xbe638E14, 0xbe638E14, 0xbe638E14 /* coeff8 */
+ .long 0x3e4D660B, 0x3e4D660B, 0x3e4D660B, 0x3e4D660B /* coeff7 */
+ .long 0xbe727824, 0xbe727824, 0xbe727824, 0xbe727824 /* coeff6 */
+ .long 0x3e93DD07, 0x3e93DD07, 0x3e93DD07, 0x3e93DD07 /* coeff5 */
+ .long 0xbeB8B969, 0xbeB8B969, 0xbeB8B969, 0xbeB8B969 /* coeff4 */
+ .long 0x3eF637C0, 0x3eF637C0, 0x3eF637C0, 0x3eF637C0 /* coeff3 */
+ .long 0xbf38AA2B, 0xbf38AA2B, 0xbf38AA2B, 0xbf38AA2B /* coeff2 */
+ .long 0x3fB8AA3B, 0x3fB8AA3B, 0x3fB8AA3B, 0x3fB8AA3B /* coeff1 */
+ .align 16
+ .type __svml_slog2_data_internal, @object
+ .size __svml_slog2_data_internal, .-__svml_slog2_data_internal
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