Changeset 96282 in vbox for trunk/src/VBox/Runtime/common/math

Timestamp:

Aug 18, 2022 2:52:12 AM (3 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

153096

Message:

IPRT/nocrt: Implemented expf. bugref:10261

File:

• trunk/src/VBox/Runtime/common/math/expf.asm (copied) (copied from trunk/src/VBox/Runtime/common/math/exp.asm ) (5 diffs)

trunk/src/VBox/Runtime/common/math/expf.asm

@@ -1 +1 @@
 ; $Id$
 ;; @file
-; IPRT - No-CRT exp - AMD64 & X86.
+; IPRT - No-CRT expf - AMD64 & X86.
 ;
 
@@ -39 +39 @@
 ; @returns st(0) / xmm0
 ; @param    rd      [xSP + xCB*2] / xmm0
-RT_NOCRT_BEGINPROC exp
+RT_NOCRT_BEGINPROC expf
         push    xBP
         SEH64_PUSH_xBP
@@ -52 +52 @@
         ;
 %ifdef RT_ARCH_AMD64
-        movsd   [xBP - 10h], xmm0
-        fld     qword [xBP - 10h]
+        movss   [xBP - 10h], xmm0
+        fld     dword [xBP - 10h]
 %else
-        fld     qword [xBP + xCB*2]
+        fld     dword [xBP + xCB*2]
 %endif
 
@@ -104 +104 @@
 .return_val:
 %ifdef RT_ARCH_AMD64
-        fstp    qword [xBP - 10h]
-        movsd   xmm0, [xBP - 10h]
+        fstp    dword [xBP - 10h]
+        movss   xmm0, [xBP - 10h]
 %endif
 .return:
@@ -138 +138 @@
 %endif
         jmp     .return
-ENDPROC   RT_NOCRT(exp)
+ENDPROC   RT_NOCRT(expf)