Since blake2s_compress() is always passed nblocks != 0, remove the
unnecessary check for nblocks == 0 from blake2s_compress_ssse3().
Note that this makes it consistent with blake2s_compress_avx512() in the
same file as well as the arm32 blake2s_compress().
Signed-off-by: Eric Biggers <ebiggers@kernel.org>
---
lib/crypto/x86/blake2s-core.S | 3 ---
1 file changed, 3 deletions(-)
diff --git a/lib/crypto/x86/blake2s-core.S b/lib/crypto/x86/blake2s-core.S
index 093e7814f387..aee13b97cc34 100644
--- a/lib/crypto/x86/blake2s-core.S
+++ b/lib/crypto/x86/blake2s-core.S
@@ -43,12 +43,10 @@ SIGMA2:
.byte 15, 5, 4, 13, 10, 7, 3, 11, 12, 2, 0, 6, 9, 8, 1, 14
.byte 8, 7, 14, 11, 13, 15, 0, 12, 10, 4, 5, 6, 3, 2, 1, 9
.text
SYM_FUNC_START(blake2s_compress_ssse3)
- testq %rdx,%rdx
- je .Lendofloop
movdqu (%rdi),%xmm0
movdqu 0x10(%rdi),%xmm1
movdqa ROT16(%rip),%xmm12
movdqa ROR328(%rip),%xmm13
movdqu 0x20(%rdi),%xmm14
@@ -166,11 +164,10 @@ SYM_FUNC_START(blake2s_compress_ssse3)
decq %rdx
jnz .Lbeginofloop
movdqu %xmm0,(%rdi)
movdqu %xmm1,0x10(%rdi)
movdqu %xmm14,0x20(%rdi)
-.Lendofloop:
RET
SYM_FUNC_END(blake2s_compress_ssse3)
SYM_FUNC_START(blake2s_compress_avx512)
vmovdqu (%rdi),%xmm0
--
2.51.2