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98 lines
3.2 KiB
98 lines
3.2 KiB
; RUN: llc < %s -march=mipsel -mcpu=mips32r2 -O2 -relocation-model=pic \
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; RUN: -fast-isel -fast-isel-abort=1 | FileCheck %s
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define i1 @sel_i1(i1 %j, i1 %k, i1 %l) {
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entry:
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; CHECK-LABEL: sel_i1:
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; FIXME: The following instruction is redundant.
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; CHECK: xor $[[T0:[0-9]+]], $4, $zero
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; CHECK-NEXT: sltu $[[T1:[0-9]+]], $zero, $[[T0]]
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; CHECK-NEXT: andi $[[T2:[0-9]+]], $[[T1]], 1
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; CHECK-NEXT: movn $6, $5, $[[T2]]
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; CHECK: move $2, $6
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%cond = icmp ne i1 %j, 0
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%res = select i1 %cond, i1 %k, i1 %l
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ret i1 %res
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}
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define i8 @sel_i8(i8 %j, i8 %k, i8 %l) {
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entry:
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; CHECK-LABEL: sel_i8:
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; CHECK-DAG: seb $[[T0:[0-9]+]], $4
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; FIXME: The following 2 instructions are redundant.
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; CHECK-DAG: seb $[[T1:[0-9]+]], $zero
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; CHECK: xor $[[T2:[0-9]+]], $[[T0]], $[[T1]]
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; CHECK-NEXT: sltu $[[T3:[0-9]+]], $zero, $[[T2]]
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; CHECK-NEXT: andi $[[T4:[0-9]+]], $[[T3]], 1
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; CHECK-NEXT: movn $6, $5, $[[T4]]
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; CHECK: move $2, $6
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%cond = icmp ne i8 %j, 0
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%res = select i1 %cond, i8 %k, i8 %l
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ret i8 %res
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}
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define i16 @sel_i16(i16 %j, i16 %k, i16 %l) {
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entry:
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; CHECK-LABEL: sel_i16:
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; CHECK-DAG: seh $[[T0:[0-9]+]], $4
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; FIXME: The following 2 instructions are redundant.
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; CHECK-DAG: seh $[[T1:[0-9]+]], $zero
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; CHECK: xor $[[T2:[0-9]+]], $[[T0]], $[[T1]]
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; CHECK-NEXT: sltu $[[T3:[0-9]+]], $zero, $[[T2]]
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; CHECK-NEXT: andi $[[T4:[0-9]+]], $[[T3]], 1
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; CHECK-NEXT: movn $6, $5, $[[T4]]
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; CHECK: move $2, $6
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%cond = icmp ne i16 %j, 0
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%res = select i1 %cond, i16 %k, i16 %l
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ret i16 %res
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}
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define i32 @sel_i32(i32 %j, i32 %k, i32 %l) {
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entry:
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; CHECK-LABEL: sel_i32:
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; FIXME: The following instruction is redundant.
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; CHECK: xor $[[T0:[0-9]+]], $4, $zero
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; CHECK-NEXT: sltu $[[T1:[0-9]+]], $zero, $[[T0]]
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; CHECK-NEXT: andi $[[T2:[0-9]+]], $[[T1]], 1
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; CHECK-NEXT: movn $6, $5, $[[T2]]
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; CHECK: move $2, $6
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%cond = icmp ne i32 %j, 0
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%res = select i1 %cond, i32 %k, i32 %l
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ret i32 %res
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}
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define float @sel_float(i32 %j, float %k, float %l) {
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entry:
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; CHECK-LABEL: sel_float:
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; CHECK-DAG: mtc1 $6, $f0
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; CHECK-DAG: mtc1 $5, $f1
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; CHECK-DAG: xor $[[T0:[0-9]+]], $4, $zero
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; CHECK: sltu $[[T1:[0-9]+]], $zero, $[[T0]]
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; CHECK-NEXT: andi $[[T2:[0-9]+]], $[[T1]], 1
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; CHECK: movn.s $f0, $f1, $[[T2]]
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%cond = icmp ne i32 %j, 0
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%res = select i1 %cond, float %k, float %l
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ret float %res
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}
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define double @sel_double(i32 %j, double %k, double %l) {
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entry:
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; CHECK-LABEL: sel_double:
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; CHECK-DAG: mtc1 $6, $f2
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; CHECK-DAG: mthc1 $7, $f2
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; CHECK-DAG: ldc1 $f0, 16($sp)
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; CHECK-DAG: xor $[[T0:[0-9]+]], $4, $zero
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; CHECK: sltu $[[T1:[0-9]+]], $zero, $[[T0]]
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; CHECK-NEXT: andi $[[T2:[0-9]+]], $[[T1]], 1
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; CHECK: movn.d $f0, $f2, $[[T2]]
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%cond = icmp ne i32 %j, 0
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%res = select i1 %cond, double %k, double %l
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ret double %res
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}
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