2013-04-02 04:09:02 +00:00
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; RUN: llc < %s -march=sparcv9 | FileCheck %s
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; CHECK: ret2:
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; CHECK: or %g0, %i1, %i0
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define i64 @ret2(i64 %a, i64 %b) {
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ret i64 %b
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}
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2013-04-02 04:09:12 +00:00
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; CHECK: shl_imm
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; CHECK: sllx %i0, 7, %i0
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define i64 @shl_imm(i64 %a) {
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%x = shl i64 %a, 7
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ret i64 %x
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}
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; CHECK: sra_reg
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; CHECK: srax %i0, %i1, %i0
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define i64 @sra_reg(i64 %a, i64 %b) {
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%x = ashr i64 %a, %b
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ret i64 %x
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}
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2013-04-02 04:09:17 +00:00
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; Immediate materialization. Many of these patterns could actually be merged
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; into the restore instruction:
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;
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; restore %g0, %g0, %o0
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;
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; CHECK: ret_imm0
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; CHECK: or %g0, %g0, %i0
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define i64 @ret_imm0() {
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ret i64 0
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}
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; CHECK: ret_simm13
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; CHECK: or %g0, -4096, %i0
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define i64 @ret_simm13() {
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ret i64 -4096
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}
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; CHECK: ret_sethi
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; CHECK: sethi 4, %i0
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; CHECK-NOT: or
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; CHECK: restore
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define i64 @ret_sethi() {
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ret i64 4096
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}
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; CHECK: ret_sethi
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; CHECK: sethi 4, [[R:%[goli][0-7]]]
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; CHECK: or [[R]], 1, %i0
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define i64 @ret_sethi_or() {
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ret i64 4097
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}
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; CHECK: ret_nimm33
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; CHECK: sethi 4, [[R:%[goli][0-7]]]
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; CHECK: xor [[R]], -4, %i0
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define i64 @ret_nimm33() {
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ret i64 -4100
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}
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; CHECK: ret_bigimm
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; CHECK: sethi
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; CHECK: sethi
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define i64 @ret_bigimm() {
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ret i64 6800754272627607872
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}
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