You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
93 lines
1.9 KiB
93 lines
1.9 KiB
; RUN: llc < %s -march=avr | FileCheck %s
|
|
|
|
define i8 @sub8_reg_reg(i8 %a, i8 %b) {
|
|
; CHECK-LABEL: sub8_reg_reg:
|
|
; CHECK: sub r24, r22
|
|
%result = sub i8 %a, %b
|
|
ret i8 %result
|
|
}
|
|
|
|
define i8 @sub8_reg_imm(i8 %a) {
|
|
; CHECK-LABEL: sub8_reg_imm:
|
|
; CHECK: subi r24, 5
|
|
%result = sub i8 %a, 5
|
|
ret i8 %result
|
|
}
|
|
|
|
define i8 @sub8_reg_decrement(i8 %a) {
|
|
; CHECK-LABEL: sub8_reg_decrement:
|
|
; CHECK: dec r24
|
|
%result = sub i8 %a, 1
|
|
ret i8 %result
|
|
}
|
|
|
|
define i16 @sub16_reg_reg(i16 %a, i16 %b) {
|
|
; CHECK-LABEL: sub16_reg_reg:
|
|
; CHECK: sub r24, r22
|
|
; CHECK: sbc r25, r23
|
|
%result = sub i16 %a, %b
|
|
ret i16 %result
|
|
}
|
|
|
|
define i16 @sub16_reg_imm(i16 %a) {
|
|
; CHECK-LABEL: sub16_reg_imm:
|
|
; CHECK: sbiw r24, 63
|
|
%result = sub i16 %a, 63
|
|
ret i16 %result
|
|
}
|
|
|
|
define i16 @sub16_reg_imm_subi(i16 %a) {
|
|
; CHECK-LABEL: sub16_reg_imm_subi:
|
|
; CHECK: subi r24, 210
|
|
; CHECK: sbci r25, 4
|
|
%result = sub i16 %a, 1234
|
|
ret i16 %result
|
|
}
|
|
|
|
define i32 @sub32_reg_reg(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: sub32_reg_reg:
|
|
; CHECK: sub r22, r18
|
|
; CHECK: sbc r23, r19
|
|
; CHECK: sbc r24, r20
|
|
; CHECK: sbc r25, r21
|
|
%result = sub i32 %a, %b
|
|
ret i32 %result
|
|
}
|
|
|
|
define i32 @sub32_reg_imm(i32 %a) {
|
|
; CHECK-LABEL: sub32_reg_imm:
|
|
; CHECK: subi r22, 21
|
|
; CHECK: sbci r23, 205
|
|
; CHECK: sbci r24, 91
|
|
; CHECK: sbci r25, 7
|
|
%result = sub i32 %a, 123456789
|
|
ret i32 %result
|
|
}
|
|
|
|
define i64 @sub64_reg_reg(i64 %a, i64 %b) {
|
|
; CHECK-LABEL: sub64_reg_reg:
|
|
; CHECK: sub r18, r10
|
|
; CHECK: sbc r20, r12
|
|
; CHECK: sbc r21, r13
|
|
; CHECK: sbc r22, r14
|
|
; CHECK: sbc r23, r15
|
|
; CHECK: sbc r24, r16
|
|
; CHECK: sbc r25, r17
|
|
%result = sub i64 %a, %b
|
|
ret i64 %result
|
|
}
|
|
|
|
define i64 @sub64_reg_imm(i64 %a) {
|
|
; CHECK-LABEL: sub64_reg_imm:
|
|
; CHECK: subi r18, 204
|
|
; CHECK: sbci r19, 204
|
|
; CHECK: sbci r20, 104
|
|
; CHECK: sbci r21, 37
|
|
; CHECK: sbci r22, 25
|
|
; CHECK: sbci r23, 22
|
|
; CHECK: sbci r24, 236
|
|
; CHECK: sbci r25, 190
|
|
%result = sub i64 %a, 13757395258967641292
|
|
ret i64 %result
|
|
}
|