diff options
Diffstat (limited to 'test/CodeGen/ARM/constantfp.ll')
| -rw-r--r-- | test/CodeGen/ARM/constantfp.ll | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/constantfp.ll b/test/CodeGen/ARM/constantfp.ll new file mode 100644 index 0000000..974bdd7 --- /dev/null +++ b/test/CodeGen/ARM/constantfp.ll @@ -0,0 +1,68 @@ +; RUN: llc -mtriple=armv7 -mattr=+neon -mcpu=swift %s -o - | FileCheck %s +; RUN: llc -mtriple=armv7 -mattr=+neon -mcpu=cortex-a8 %s -o - | FileCheck --check-prefix=CHECK-NONEONFP %s +; RUN: llc -mtriple=armv7 -mattr=-neon -mcpu=cortex-a8 %s -o - | FileCheck --check-prefix=CHECK-NONEON %s + +define arm_aapcs_vfpcc float @test_vmov_f32() { +; CHECK-LABEL: test_vmov_f32: +; CHECK: vmov.f32 d0, #1.0 + +; CHECK-NONEONFP: vmov.f32 s0, #1.0 + ret float 1.0 +} + +define arm_aapcs_vfpcc float @test_vmov_imm() { +; CHECK-LABEL: test_vmov_imm: +; CHECK: vmov.i32 d0, #0 + +; CHECK-NONEON-LABEL: test_vmov_imm: +; CHECK_NONEON: vldr s0, {{.?LCPI[0-9]+_[0-9]+}} + ret float 0.0 +} + +define arm_aapcs_vfpcc float @test_vmvn_imm() { +; CHECK-LABEL: test_vmvn_imm: +; CHECK: vmvn.i32 d0, #0xb0000000 + +; CHECK-NONEON-LABEL: test_vmvn_imm: +; CHECK_NONEON: vldr s0, {{.?LCPI[0-9]+_[0-9]+}} + ret float 8589934080.0 +} + +define arm_aapcs_vfpcc double @test_vmov_f64() { +; CHECK-LABEL: test_vmov_f64: +; CHECK: vmov.f64 d0, #1.0 + +; CHECK-NONEON-LABEL: test_vmov_f64: +; CHECK_NONEON: vmov.f64 d0, #1.0 + + ret double 1.0 +} + +define arm_aapcs_vfpcc double @test_vmov_double_imm() { +; CHECK-LABEL: test_vmov_double_imm: +; CHECK: vmov.i32 d0, #0 + +; CHECK-NONEON-LABEL: test_vmov_double_imm: +; CHECK_NONEON: vldr d0, {{.?LCPI[0-9]+_[0-9]+}} + ret double 0.0 +} + +define arm_aapcs_vfpcc double @test_vmvn_double_imm() { +; CHECK-LABEL: test_vmvn_double_imm: +; CHECK: vmvn.i32 d0, #0xb0000000 + +; CHECK-NONEON-LABEL: test_vmvn_double_imm: +; CHECK_NONEON: vldr d0, {{.?LCPI[0-9]+_[0-9]+}} + ret double 0x4fffffff4fffffff +} + +; Make sure we don't ignore the high half of 64-bit values when deciding whether +; a vmov/vmvn is possible. +define arm_aapcs_vfpcc double @test_notvmvn_double_imm() { +; CHECK-LABEL: test_notvmvn_double_imm: +; CHECK: vldr d0, {{.?LCPI[0-9]+_[0-9]+}} + +; CHECK-NONEON-LABEL: test_notvmvn_double_imm: +; CHECK_NONEON: vldr d0, {{.?LCPI[0-9]+_[0-9]+}} + ret double 0x4fffffffffffffff +} |