[mips] Fix two patterns that select i32's (for MIPS32r6) / i64's (for MIPS64r6)

[oota-llvm.git] / test / CodeGen / Mips / cmov.ll

diff --git a/test/CodeGen/Mips/cmov.ll b/test/CodeGen/Mips/cmov.ll
index 999bdb4d49384f18ee814002126086502bb509aa..0c13fb1adfbe9a79bc387d70b2d5ad33d24a0258 100644 (file)
--- a/test/CodeGen/Mips/cmov.ll
+++ b/test/CodeGen/Mips/cmov.ll
@@ -116,6 +116,39 @@ entry:
   ret i32 %cond
 }
 
+; ALL-LABEL: cmov3_ne:
+
+; We won't check the result register since we can't know if the move is first
+; or last. We do know it will be either one of two registers so we can at least
+; check that.
+
+; FIXME: Use xori instead of addiu+xor.
+; 32-CMOV:      addiu $[[R0:[0-9]+]], $zero, 234
+; 32-CMOV:      xor $[[R1:[0-9]+]], $4, $[[R0]]
+; 32-CMOV:      movn ${{[26]}}, $5, $[[R1]]
+
+; 32-CMP-DAG:   xori $[[CC:[0-9]+]], $4, 234
+; 32-CMP-DAG:   selnez $[[T0:[0-9]+]], $5, $[[CC]]
+; 32-CMP-DAG:   seleqz $[[T1:[0-9]+]], $6, $[[CC]]
+; 32-CMP-DAG:   or $2, $[[T0]], $[[T1]]
+
+; FIXME: Use xori instead of addiu+xor.
+; 64-CMOV:      addiu $[[R0:[0-9]+]], $zero, 234
+; 64-CMOV:      xor $[[R1:[0-9]+]], $4, $[[R0]]
+; 64-CMOV:      movn ${{[26]}}, $5, $[[R1]]
+
+; 64-CMP-DAG:   xori $[[CC:[0-9]+]], $4, 234
+; 64-CMP-DAG:   selnez $[[T0:[0-9]+]], $5, $[[CC]]
+; 64-CMP-DAG:   seleqz $[[T1:[0-9]+]], $6, $[[CC]]
+; 64-CMP-DAG:   or $2, $[[T0]], $[[T1]]
+
+define i32 @cmov3_ne(i32 %a, i32 %b, i32 %c) nounwind readnone {
+entry:
+  %cmp = icmp ne i32 %a, 234
+  %cond = select i1 %cmp, i32 %b, i32 %c
+  ret i32 %cond
+}
+
 ; ALL-LABEL: cmov4:
 
 ; We won't check the result register since we can't know if the move is first
@@ -153,6 +186,47 @@ entry:
   ret i64 %cond
 }
 
+; ALL-LABEL: cmov4_ne:
+
+; We won't check the result register since we can't know if the move is first
+; or last. We do know it will be one of two registers so we can at least check
+; that.
+
+; FIXME: Use xori instead of addiu+xor.
+; 32-CMOV-DAG: addiu $[[R0:[0-9]+]], $zero, 234
+; 32-CMOV-DAG: xor $[[R1:[0-9]+]], $4, $[[R0]]
+; 32-CMOV-DAG: lw $[[R2:2]], 16($sp)
+; 32-CMOV-DAG: lw $[[R3:3]], 20($sp)
+; 32-CMOV-DAG: movn $[[R2]], $6, $[[R1]]
+; 32-CMOV-DAG: movn $[[R3]], $7, $[[R1]]
+
+; 32-CMP-DAG:  xori $[[R0:[0-9]+]], $4, 234
+; 32-CMP-DAG:  lw $[[R1:[0-9]+]], 16($sp)
+; 32-CMP-DAG:  lw $[[R2:[0-9]+]], 20($sp)
+; 32-CMP-DAG:  selnez $[[T0:[0-9]+]], $6, $[[R0]]
+; 32-CMP-DAG:  selnez $[[T1:[0-9]+]], $7, $[[R0]]
+; 32-CMP-DAG:  seleqz $[[T2:[0-9]+]], $[[R1]], $[[R0]]
+; 32-CMP-DAG:  seleqz $[[T3:[0-9]+]], $[[R2]], $[[R0]]
+; 32-CMP-DAG:  or $2, $[[T0]], $[[T2]]
+; 32-CMP-DAG:  or $3, $[[T1]], $[[T3]]
+
+; FIXME: Use xori instead of addiu+xor.
+; 64-CMOV: addiu $[[R0:[0-9]+]], $zero, 234
+; 64-CMOV: xor $[[R1:[0-9]+]], $4, $[[R0]]
+; 64-CMOV: movn ${{[26]}}, $5, $[[R1]]
+
+; 64-CMP-DAG:  xori $[[R0:[0-9]+]], $4, 234
+; 64-CMP-DAG:  selnez $[[T0:[0-9]+]], $5, $[[R0]]
+; 64-CMP-DAG:  seleqz $[[T1:[0-9]+]], $6, $[[R0]]
+; 64-CMP-DAG:  or $2, $[[T0]], $[[T1]]
+
+define i64 @cmov4_ne(i32 %a, i64 %b, i64 %c) nounwind readnone {
+entry:
+  %cmp = icmp ne i32 %a, 234
+  %cond = select i1 %cmp, i64 %b, i64 %c
+  ret i64 %cond
+}
+
 ; slti and conditional move.
 ;
 ; Check that, pattern