diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/CodeGen/Mips/cttz-v.ll | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/cttz-v.ll b/test/CodeGen/Mips/cttz-v.ll new file mode 100644 index 0000000..9470441 --- /dev/null +++ b/test/CodeGen/Mips/cttz-v.ll @@ -0,0 +1,37 @@ +; RUN: llc < %s -march=mipsel -mcpu=mips32r2 | FileCheck %s -check-prefix=MIPS32 +; RUN: llc < %s -march=mips64el -mcpu=mips64r2 | FileCheck %s -check-prefix=MIPS64 + +declare <2 x i32> @llvm.cttz.v2i32(<2 x i32>, i1) + +define <2 x i32> @cttzv2i32(<2 x i32> %x) { +entry: +; MIPS32-DAG: addiu $[[R0:[0-9]+]], $4, -1 +; MIPS32-DAG: not $[[R1:[0-9]+]], $4 +; MIPS32-DAG: and $[[R2:[0-9]+]], $[[R1]], $[[R0]] +; MIPS32-DAG: clz $[[R3:[0-9]+]], $[[R2]] +; MIPS32-DAG: addiu $[[R4:[0-9]+]], $zero, 32 +; MIPS32-DAG: subu $2, $[[R4]], $[[R3]] +; MIPS32-DAG: addiu $[[R5:[0-9]+]], $5, -1 +; MIPS32-DAG: not $[[R6:[0-9]+]], $5 +; MIPS32-DAG: and $[[R7:[0-9]+]], $[[R6]], $[[R5]] +; MIPS32-DAG: clz $[[R8:[0-9]+]], $[[R7]] +; MIPS32-DAG: jr $ra +; MIPS32-DAG: subu $3, $[[R4]], $[[R8]] + +; MIPS64-DAG: addiu $[[R0:[0-9]+]], $4, -1 +; MIPS64-DAG: not $[[R1:[0-9]+]], $4 +; MIPS64-DAG: and $[[R2:[0-9]+]], $[[R1]], $[[R0]] +; MIPS64-DAG: clz $[[R3:[0-9]+]], $[[R2]] +; MIPS64-DAG: addiu $[[R4:[0-9]+]], $zero, 32 +; MIPS64-DAG: subu $2, $[[R4]], $[[R3]] +; MIPS64-DAG: addiu $[[R5:[0-9]+]], $5, -1 +; MIPS64-DAG: not $[[R6:[0-9]+]], $5 +; MIPS64-DAG: and $[[R7:[0-9]+]], $[[R6]], $[[R5]] +; MIPS64-DAG: clz $[[R8:[0-9]+]], $[[R7]] +; MIPS64-DAG: jr $ra +; MIPS64-DAG: subu $3, $[[R4]], $[[R8]] + + %ret = call <2 x i32> @llvm.cttz.v2i32(<2 x i32> %x, i1 true) + ret <2 x i32> %ret +} + |