fix macro protection for sp_*_cond_add_* in ARM SP asm to prevent unused function warning when used with RSA_LOW_MEM

bigbrett · bigbrett · commit 37c1faa3c80e · 2026-02-13T14:29:59.000-07:00
diff --git a/wolfcrypt/src/sp_arm32.c b/wolfcrypt/src/sp_arm32.c
@@ -17706,6 +17706,7 @@ int sp_RsaPublic_2048(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 #ifdef WOLFSSL_SP_SMALL
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
@@ -17911,6 +17912,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_2048_cond_add_32(sp_digit* r,
 }
 
 #endif /* WOLFSSL_SP_SMALL */
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 /* RSA private key operation.
  *
  * in      Array of bytes representing the number to exponentiate, base.
@@ -45428,6 +45430,7 @@ int sp_RsaPublic_3072(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 #ifdef WOLFSSL_SP_SMALL
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
@@ -45689,6 +45692,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_3072_cond_add_48(sp_digit* r,
 }
 
 #endif /* WOLFSSL_SP_SMALL */
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 /* RSA private key operation.
  *
  * in      Array of bytes representing the number to exponentiate, base.
@@ -61034,6 +61038,7 @@ int sp_RsaPublic_4096(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 #ifdef WOLFSSL_SP_SMALL
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
@@ -61351,6 +61356,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_4096_cond_add_64(sp_digit* r,
 }
 
 #endif /* WOLFSSL_SP_SMALL */
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 /* RSA private key operation.
  *
  * in      Array of bytes representing the number to exponentiate, base.
diff --git a/wolfcrypt/src/sp_arm64.c b/wolfcrypt/src/sp_arm64.c
@@ -6140,6 +6140,7 @@ int sp_RsaPublic_2048(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 #ifdef WOLFSSL_SP_SMALL
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
@@ -6175,6 +6176,7 @@ static sp_digit sp_2048_cond_add_16(sp_digit* r, const sp_digit* a, const sp_dig
     return c;
 }
 #endif /* WOLFSSL_SP_SMALL */
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 
 /* RSA private key operation.
  *
@@ -15515,6 +15517,7 @@ int sp_RsaPublic_3072(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 #ifdef WOLFSSL_SP_SMALL
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
@@ -15550,6 +15553,7 @@ static sp_digit sp_3072_cond_add_24(sp_digit* r, const sp_digit* a, const sp_dig
     return c;
 }
 #endif /* WOLFSSL_SP_SMALL */
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 
 /* RSA private key operation.
  *
@@ -20524,6 +20528,7 @@ int sp_RsaPublic_4096(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 #ifdef WOLFSSL_SP_SMALL
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
@@ -20559,6 +20564,7 @@ static sp_digit sp_4096_cond_add_32(sp_digit* r, const sp_digit* a, const sp_dig
     return c;
 }
 #endif /* WOLFSSL_SP_SMALL */
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 
 /* RSA private key operation.
  *
diff --git a/wolfcrypt/src/sp_armthumb.c b/wolfcrypt/src/sp_armthumb.c
@@ -28024,6 +28024,7 @@ int sp_RsaPublic_2048(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
  *
@@ -28093,6 +28094,7 @@ SP_NOINLINE static sp_digit sp_2048_cond_add_32(sp_digit* r, const sp_digit* a,
     return (word32)(size_t)r;
 }
 
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 /* RSA private key operation.
  *
  * in      Array of bytes representing the number to exponentiate, base.
@@ -80194,6 +80196,7 @@ int sp_RsaPublic_3072(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
  *
@@ -80263,6 +80266,7 @@ SP_NOINLINE static sp_digit sp_3072_cond_add_48(sp_digit* r, const sp_digit* a,
     return (word32)(size_t)r;
 }
 
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 /* RSA private key operation.
  *
  * in      Array of bytes representing the number to exponentiate, base.
@@ -92650,6 +92654,7 @@ int sp_RsaPublic_4096(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
  *
@@ -92724,6 +92729,7 @@ SP_NOINLINE static sp_digit sp_4096_cond_add_64(sp_digit* r, const sp_digit* a,
     return (word32)(size_t)r;
 }
 
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 /* RSA private key operation.
  *
  * in      Array of bytes representing the number to exponentiate, base.
diff --git a/wolfcrypt/src/sp_cortexm.c b/wolfcrypt/src/sp_cortexm.c
@@ -8884,6 +8884,7 @@ int sp_RsaPublic_2048(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 #ifdef WOLFSSL_SP_SMALL
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
@@ -9089,6 +9090,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_2048_cond_add_32(sp_digit* r,
 }
 
 #endif /* WOLFSSL_SP_SMALL */
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 /* RSA private key operation.
  *
  * in      Array of bytes representing the number to exponentiate, base.
@@ -21488,6 +21490,7 @@ int sp_RsaPublic_3072(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 #ifdef WOLFSSL_SP_SMALL
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
@@ -21749,6 +21752,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_3072_cond_add_48(sp_digit* r,
 }
 
 #endif /* WOLFSSL_SP_SMALL */
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 /* RSA private key operation.
  *
  * in      Array of bytes representing the number to exponentiate, base.
@@ -29835,6 +29839,7 @@ int sp_RsaPublic_4096(const byte* in, word32 inLen, const mp_int* em,
 }
 
 #ifndef WOLFSSL_RSA_PUBLIC_ONLY
+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)
 #ifdef WOLFSSL_SP_SMALL
 /* Conditionally add a and b using the mask m.
  * m is -1 to add and 0 when not.
@@ -30152,6 +30157,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_4096_cond_add_64(sp_digit* r,
 }
 
 #endif /* WOLFSSL_SP_SMALL */
+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */
 /* RSA private key operation.
  *
  * in      Array of bytes representing the number to exponentiate, base.

Original file line number	Diff line number	Diff line change
`@@ -17706,6 +17706,7 @@ int sp_RsaPublic_2048(const byte* in, word32 inLen, const mp_int* em,`
`17706`	`17706`	`}`
`17707`	`17707`
`17708`	`17708`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`17709`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`17709`	`17710`	`#ifdef WOLFSSL_SP_SMALL`
`17710`	`17711`	`/* Conditionally add a and b using the mask m.`
`17711`	`17712`	`* m is -1 to add and 0 when not.`
`@@ -17911,6 +17912,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_2048_cond_add_32(sp_digit* r,`
`17911`	`17912`	`}`
`17912`	`17913`
`17913`	`17914`	`#endif /* WOLFSSL_SP_SMALL */`
	`17915`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`17914`	`17916`	`/* RSA private key operation.`
`17915`	`17917`	`*`
`17916`	`17918`	`* in Array of bytes representing the number to exponentiate, base.`
`@@ -45428,6 +45430,7 @@ int sp_RsaPublic_3072(const byte* in, word32 inLen, const mp_int* em,`
`45428`	`45430`	`}`
`45429`	`45431`
`45430`	`45432`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`45433`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`45431`	`45434`	`#ifdef WOLFSSL_SP_SMALL`
`45432`	`45435`	`/* Conditionally add a and b using the mask m.`
`45433`	`45436`	`* m is -1 to add and 0 when not.`
`@@ -45689,6 +45692,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_3072_cond_add_48(sp_digit* r,`
`45689`	`45692`	`}`
`45690`	`45693`
`45691`	`45694`	`#endif /* WOLFSSL_SP_SMALL */`
	`45695`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`45692`	`45696`	`/* RSA private key operation.`
`45693`	`45697`	`*`
`45694`	`45698`	`* in Array of bytes representing the number to exponentiate, base.`
`@@ -61034,6 +61038,7 @@ int sp_RsaPublic_4096(const byte* in, word32 inLen, const mp_int* em,`
`61034`	`61038`	`}`
`61035`	`61039`
`61036`	`61040`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`61041`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`61037`	`61042`	`#ifdef WOLFSSL_SP_SMALL`
`61038`	`61043`	`/* Conditionally add a and b using the mask m.`
`61039`	`61044`	`* m is -1 to add and 0 when not.`
`@@ -61351,6 +61356,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_4096_cond_add_64(sp_digit* r,`
`61351`	`61356`	`}`
`61352`	`61357`
`61353`	`61358`	`#endif /* WOLFSSL_SP_SMALL */`
	`61359`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`61354`	`61360`	`/* RSA private key operation.`
`61355`	`61361`	`*`
`61356`	`61362`	`* in Array of bytes representing the number to exponentiate, base.`
Original file line number	Diff line number	Diff line change
`@@ -6140,6 +6140,7 @@ int sp_RsaPublic_2048(const byte* in, word32 inLen, const mp_int* em,`
`6140`	`6140`	`}`
`6141`	`6141`
`6142`	`6142`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`6143`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`6143`	`6144`	`#ifdef WOLFSSL_SP_SMALL`
`6144`	`6145`	`/* Conditionally add a and b using the mask m.`
`6145`	`6146`	`* m is -1 to add and 0 when not.`
`@@ -6175,6 +6176,7 @@ static sp_digit sp_2048_cond_add_16(sp_digit* r, const sp_digit* a, const sp_dig`
`6175`	`6176`	`return c;`
`6176`	`6177`	`}`
`6177`	`6178`	`#endif /* WOLFSSL_SP_SMALL */`
	`6179`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`6178`	`6180`
`6179`	`6181`	`/* RSA private key operation.`
`6180`	`6182`	`*`
`@@ -15515,6 +15517,7 @@ int sp_RsaPublic_3072(const byte* in, word32 inLen, const mp_int* em,`
`15515`	`15517`	`}`
`15516`	`15518`
`15517`	`15519`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`15520`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`15518`	`15521`	`#ifdef WOLFSSL_SP_SMALL`
`15519`	`15522`	`/* Conditionally add a and b using the mask m.`
`15520`	`15523`	`* m is -1 to add and 0 when not.`
`@@ -15550,6 +15553,7 @@ static sp_digit sp_3072_cond_add_24(sp_digit* r, const sp_digit* a, const sp_dig`
`15550`	`15553`	`return c;`
`15551`	`15554`	`}`
`15552`	`15555`	`#endif /* WOLFSSL_SP_SMALL */`
	`15556`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`15553`	`15557`
`15554`	`15558`	`/* RSA private key operation.`
`15555`	`15559`	`*`
`@@ -20524,6 +20528,7 @@ int sp_RsaPublic_4096(const byte* in, word32 inLen, const mp_int* em,`
`20524`	`20528`	`}`
`20525`	`20529`
`20526`	`20530`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`20531`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`20527`	`20532`	`#ifdef WOLFSSL_SP_SMALL`
`20528`	`20533`	`/* Conditionally add a and b using the mask m.`
`20529`	`20534`	`* m is -1 to add and 0 when not.`
`@@ -20559,6 +20564,7 @@ static sp_digit sp_4096_cond_add_32(sp_digit* r, const sp_digit* a, const sp_dig`
`20559`	`20564`	`return c;`
`20560`	`20565`	`}`
`20561`	`20566`	`#endif /* WOLFSSL_SP_SMALL */`
	`20567`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`20562`	`20568`
`20563`	`20569`	`/* RSA private key operation.`
`20564`	`20570`	`*`
Original file line number	Diff line number	Diff line change
`@@ -28024,6 +28024,7 @@ int sp_RsaPublic_2048(const byte* in, word32 inLen, const mp_int* em,`
`28024`	`28024`	`}`
`28025`	`28025`
`28026`	`28026`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`28027`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`28027`	`28028`	`/* Conditionally add a and b using the mask m.`
`28028`	`28029`	`* m is -1 to add and 0 when not.`
`28029`	`28030`	`*`
`@@ -28093,6 +28094,7 @@ SP_NOINLINE static sp_digit sp_2048_cond_add_32(sp_digit* r, const sp_digit* a,`
`28093`	`28094`	`return (word32)(size_t)r;`
`28094`	`28095`	`}`
`28095`	`28096`
	`28097`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`28096`	`28098`	`/* RSA private key operation.`
`28097`	`28099`	`*`
`28098`	`28100`	`* in Array of bytes representing the number to exponentiate, base.`
`@@ -80194,6 +80196,7 @@ int sp_RsaPublic_3072(const byte* in, word32 inLen, const mp_int* em,`
`80194`	`80196`	`}`
`80195`	`80197`
`80196`	`80198`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`80199`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`80197`	`80200`	`/* Conditionally add a and b using the mask m.`
`80198`	`80201`	`* m is -1 to add and 0 when not.`
`80199`	`80202`	`*`
`@@ -80263,6 +80266,7 @@ SP_NOINLINE static sp_digit sp_3072_cond_add_48(sp_digit* r, const sp_digit* a,`
`80263`	`80266`	`return (word32)(size_t)r;`
`80264`	`80267`	`}`
`80265`	`80268`
	`80269`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`80266`	`80270`	`/* RSA private key operation.`
`80267`	`80271`	`*`
`80268`	`80272`	`* in Array of bytes representing the number to exponentiate, base.`
`@@ -92650,6 +92654,7 @@ int sp_RsaPublic_4096(const byte* in, word32 inLen, const mp_int* em,`
`92650`	`92654`	`}`
`92651`	`92655`
`92652`	`92656`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`92657`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`92653`	`92658`	`/* Conditionally add a and b using the mask m.`
`92654`	`92659`	`* m is -1 to add and 0 when not.`
`92655`	`92660`	`*`
`@@ -92724,6 +92729,7 @@ SP_NOINLINE static sp_digit sp_4096_cond_add_64(sp_digit* r, const sp_digit* a,`
`92724`	`92729`	`return (word32)(size_t)r;`
`92725`	`92730`	`}`
`92726`	`92731`
	`92732`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`92727`	`92733`	`/* RSA private key operation.`
`92728`	`92734`	`*`
`92729`	`92735`	`* in Array of bytes representing the number to exponentiate, base.`
Original file line number	Diff line number	Diff line change
`@@ -8884,6 +8884,7 @@ int sp_RsaPublic_2048(const byte* in, word32 inLen, const mp_int* em,`
`8884`	`8884`	`}`
`8885`	`8885`
`8886`	`8886`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`8887`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`8887`	`8888`	`#ifdef WOLFSSL_SP_SMALL`
`8888`	`8889`	`/* Conditionally add a and b using the mask m.`
`8889`	`8890`	`* m is -1 to add and 0 when not.`
`@@ -9089,6 +9090,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_2048_cond_add_32(sp_digit* r,`
`9089`	`9090`	`}`
`9090`	`9091`
`9091`	`9092`	`#endif /* WOLFSSL_SP_SMALL */`
	`9093`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`9092`	`9094`	`/* RSA private key operation.`
`9093`	`9095`	`*`
`9094`	`9096`	`* in Array of bytes representing the number to exponentiate, base.`
`@@ -21488,6 +21490,7 @@ int sp_RsaPublic_3072(const byte* in, word32 inLen, const mp_int* em,`
`21488`	`21490`	`}`
`21489`	`21491`
`21490`	`21492`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`21493`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`21491`	`21494`	`#ifdef WOLFSSL_SP_SMALL`
`21492`	`21495`	`/* Conditionally add a and b using the mask m.`
`21493`	`21496`	`* m is -1 to add and 0 when not.`
`@@ -21749,6 +21752,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_3072_cond_add_48(sp_digit* r,`
`21749`	`21752`	`}`
`21750`	`21753`
`21751`	`21754`	`#endif /* WOLFSSL_SP_SMALL */`
	`21755`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`21752`	`21756`	`/* RSA private key operation.`
`21753`	`21757`	`*`
`21754`	`21758`	`* in Array of bytes representing the number to exponentiate, base.`
`@@ -29835,6 +29839,7 @@ int sp_RsaPublic_4096(const byte* in, word32 inLen, const mp_int* em,`
`29835`	`29839`	`}`
`29836`	`29840`
`29837`	`29841`	`#ifndef WOLFSSL_RSA_PUBLIC_ONLY`
	`29842`	`+#if !defined(SP_RSA_PRIVATE_EXP_D) && !defined(RSA_LOW_MEM)`
`29838`	`29843`	`#ifdef WOLFSSL_SP_SMALL`
`29839`	`29844`	`/* Conditionally add a and b using the mask m.`
`29840`	`29845`	`* m is -1 to add and 0 when not.`
`@@ -30152,6 +30157,7 @@ WC_OMIT_FRAME_POINTER static sp_digit sp_4096_cond_add_64(sp_digit* r,`
`30152`	`30157`	`}`
`30153`	`30158`
`30154`	`30159`	`#endif /* WOLFSSL_SP_SMALL */`
	`30160`	`+#endif /* !SP_RSA_PRIVATE_EXP_D && !RSA_LOW_MEM */`
`30155`	`30161`	`/* RSA private key operation.`
`30156`	`30162`	`*`
`30157`	`30163`	`* in Array of bytes representing the number to exponentiate, base.`