Revert "ALWAYS_INLINE -> NOINLINE"

This reverts commit 4cd703d.

Signed-off-by: Matthias J. Kannwischer <matthias@zerorisc.com>

Author: mkannwischer

mlkem/mlkem_native.c

@@ -377,7 +377,6 @@
 #undef MLK_HAVE_INLINE_ASM
 #undef MLK_INLINE
 #undef MLK_MUST_CHECK_RETURN_VALUE
-#undef MLK_NOINLINE
 #undef MLK_RESTRICT
 #undef MLK_STATIC_TESTABLE
 #undef MLK_SYS_AARCH64

mlkem/mlkem_native_asm.S

@@ -398,7 +398,6 @@
 #undef MLK_HAVE_INLINE_ASM
 #undef MLK_INLINE
 #undef MLK_MUST_CHECK_RETURN_VALUE
-#undef MLK_NOINLINE
 #undef MLK_RESTRICT
 #undef MLK_STATIC_TESTABLE
 #undef MLK_SYS_AARCH64

mlkem/src/indcpa.c

@@ -415,7 +415,7 @@ int mlk_indcpa_keypair_derand(uint8_t pk[MLKEM_INDCPA_PUBLICKEYBYTES],
 #if defined(MLK_CONFIG_ENABLE_MLKEM_BRAID)
 MLK_INTERNAL_API
 #else
-static MLK_NOINLINE
+static MLK_ALWAYS_INLINE
 #endif
 int mlk_indcpa_enc_u(uint8_t ct_u[MLKEM_POLYVECCOMPRESSEDBYTES_DU],
                      mlk_polyvec *sp, mlk_poly *epp,
@@ -491,7 +491,7 @@ int mlk_indcpa_enc_u(uint8_t ct_u[MLKEM_POLYVECCOMPRESSEDBYTES_DU],
 #if defined(MLK_CONFIG_ENABLE_MLKEM_BRAID)
 MLK_INTERNAL_API
 #else
-static MLK_NOINLINE
+static MLK_ALWAYS_INLINE
 #endif
 int mlk_indcpa_enc_v(uint8_t ct_v[MLKEM_POLYCOMPRESSEDBYTES_DV],
                      const mlk_polyvec *sp, const mlk_poly *epp,

mlkem/src/sys.h

@@ -146,22 +146,6 @@
 #endif
 #endif /* !MLK_ALWAYS_INLINE */
 
-/*
- * MLK_NOINLINE: Prevent inlining.
- * - GCC/Clang: __attribute__((noinline))
- * - MSVC: __declspec(noinline)
- * - Other: (no annotation)
- */
-#if !defined(MLK_NOINLINE)
-#if defined(_MSC_VER)
-#define MLK_NOINLINE __declspec(noinline)
-#elif defined(__GNUC__) || defined(__clang__)
-#define MLK_NOINLINE __attribute__((noinline))
-#else
-#define MLK_NOINLINE
-#endif
-#endif /* !MLK_NOINLINE */
-
 #ifndef MLK_STATIC_TESTABLE
 #define MLK_STATIC_TESTABLE static
 #endif