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; RUN: llc < %s -march=sparcv9 | FileCheck %s
; CHECK: ret2:
; CHECK: or %g0, %i1, %i0
define i64 @ret2(i64 %a, i64 %b) {
ret i64 %b
}
; CHECK: shl_imm
; CHECK: sllx %i0, 7, %i0
define i64 @shl_imm(i64 %a) {
%x = shl i64 %a, 7
ret i64 %x
}
; CHECK: sra_reg
; CHECK: srax %i0, %i1, %i0
define i64 @sra_reg(i64 %a, i64 %b) {
%x = ashr i64 %a, %b
ret i64 %x
}
; Immediate materialization. Many of these patterns could actually be merged
; into the restore instruction:
;
; restore %g0, %g0, %o0
;
; CHECK: ret_imm0
; CHECK: or %g0, %g0, %i0
define i64 @ret_imm0() {
ret i64 0
}
; CHECK: ret_simm13
; CHECK: or %g0, -4096, %i0
define i64 @ret_simm13() {
ret i64 -4096
}
; CHECK: ret_sethi
; CHECK: sethi 4, %i0
; CHECK-NOT: or
; CHECK: restore
define i64 @ret_sethi() {
ret i64 4096
}
; CHECK: ret_sethi
; CHECK: sethi 4, [[R:%[goli][0-7]]]
; CHECK: or [[R]], 1, %i0
define i64 @ret_sethi_or() {
ret i64 4097
}
; CHECK: ret_nimm33
; CHECK: sethi 4, [[R:%[goli][0-7]]]
; CHECK: xor [[R]], -4, %i0
define i64 @ret_nimm33() {
ret i64 -4100
}
; CHECK: ret_bigimm
; CHECK: sethi
; CHECK: sethi
define i64 @ret_bigimm() {
ret i64 6800754272627607872
}
; CHECK: reg_reg_alu
; CHECK: add %i0, %i1, [[R0:%[goli][0-7]]]
; CHECK: sub [[R0]], %i2, [[R1:%[goli][0-7]]]
; CHECK: andn [[R1]], %i0, %i0
define i64 @reg_reg_alu(i64 %x, i64 %y, i64 %z) {
%a = add i64 %x, %y
%b = sub i64 %a, %z
%c = xor i64 %x, -1
%d = and i64 %b, %c
ret i64 %d
}
; CHECK: reg_imm_alu
; CHECK: add %i0, -5, [[R0:%[goli][0-7]]]
; CHECK: xor [[R0]], 2, %i0
define i64 @reg_imm_alu(i64 %x, i64 %y, i64 %z) {
%a = add i64 %x, -5
%b = xor i64 %a, 2
ret i64 %b
}
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