1b3378e2fSOliver Stannard; RUN: llc < %s -mtriple=thumbv6m-none-eabi | FileCheck %s --check-prefix=V6M --check-prefix=CHECK 2b3378e2fSOliver Stannard; RUN: llc < %s -mtriple=thumbv7m-none-eabi | FileCheck %s --check-prefix=V7M --check-prefix=CHECK 3b3378e2fSOliver Stannard; RUN: llc < %s -mtriple=thumbv7a-none-eabi | FileCheck %s --check-prefix=V7A --check-prefix=CHECK 4b3378e2fSOliver Stannard; RUN: llc < %s -mtriple=armv7a-none-eabi | FileCheck %s --check-prefix=V7A --check-prefix=CHECK 5b3378e2fSOliver Stannard 6b3378e2fSOliver Stannard 7b3378e2fSOliver Stannardtarget datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" 8b3378e2fSOliver Stannardtarget triple = "armv7a-arm-none-eabi" 9b3378e2fSOliver Stannard 10b3378e2fSOliver Stannarddefine void @test_const(i32 %val) { 11b3378e2fSOliver Stannard; CHECK-LABEL: test_const: 12b3378e2fSOliver Stannardentry: 13b3378e2fSOliver Stannard %cmp = icmp eq i32 %val, 0 14b3378e2fSOliver Stannard br i1 %cmp, label %write_reg, label %exit 15b3378e2fSOliver Stannard 16b3378e2fSOliver Stannardwrite_reg: 17b3378e2fSOliver Stannard tail call void @llvm.write_register.i32(metadata !0, i32 0) 18b3378e2fSOliver Stannard tail call void @llvm.write_register.i32(metadata !0, i32 0) 19b3378e2fSOliver Stannard; V6M: msr apsr, {{r[0-9]+}} 20b3378e2fSOliver Stannard; V6M: msr apsr, {{r[0-9]+}} 21b3378e2fSOliver Stannard; V7M: msr apsr_nzcvq, {{r[0-9]+}} 22b3378e2fSOliver Stannard; V7M: msr apsr_nzcvq, {{r[0-9]+}} 23*e60f4e4bSJohn Brawn; V7A: msr APSR_nzcvq, {{r[0-9]+}} 24*e60f4e4bSJohn Brawn; V7A: msr APSR_nzcvq, {{r[0-9]+}} 25b3378e2fSOliver Stannard br label %exit 26b3378e2fSOliver Stannard 27b3378e2fSOliver Stannardexit: 28b3378e2fSOliver Stannard ret void 29b3378e2fSOliver Stannard} 30b3378e2fSOliver Stannard 31b3378e2fSOliver Stannarddefine void @test_var(i32 %val, i32 %apsr) { 32b3378e2fSOliver Stannard; CHECK-LABEL: test_var: 33b3378e2fSOliver Stannardentry: 34b3378e2fSOliver Stannard %cmp = icmp eq i32 %val, 0 35b3378e2fSOliver Stannard br i1 %cmp, label %write_reg, label %exit 36b3378e2fSOliver Stannard 37b3378e2fSOliver Stannardwrite_reg: 38b3378e2fSOliver Stannard tail call void @llvm.write_register.i32(metadata !0, i32 %apsr) 39b3378e2fSOliver Stannard tail call void @llvm.write_register.i32(metadata !0, i32 %apsr) 40b3378e2fSOliver Stannard; V6M: msr apsr, {{r[0-9]+}} 41b3378e2fSOliver Stannard; V6M: msr apsr, {{r[0-9]+}} 42b3378e2fSOliver Stannard; V7M: msr apsr_nzcvq, {{r[0-9]+}} 43b3378e2fSOliver Stannard; V7M: msr apsr_nzcvq, {{r[0-9]+}} 44*e60f4e4bSJohn Brawn; V7A: msr APSR_nzcvq, {{r[0-9]+}} 45*e60f4e4bSJohn Brawn; V7A: msr APSR_nzcvq, {{r[0-9]+}} 46b3378e2fSOliver Stannard br label %exit 47b3378e2fSOliver Stannard 48b3378e2fSOliver Stannardexit: 49b3378e2fSOliver Stannard ret void 50b3378e2fSOliver Stannard} 51b3378e2fSOliver Stannard 52b3378e2fSOliver Stannard 53b3378e2fSOliver Stannarddeclare void @llvm.write_register.i32(metadata, i32) 54b3378e2fSOliver Stannard 55b3378e2fSOliver Stannard!0 = !{!"apsr"} 56