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llvm-6502/test/CodeGen/ARM/fast-isel-conversion.ll
Jim Grosbach 785bd59852 ARM: Fast-isel register class constrain for extends. 
Properly constrain the operand register class for instructions used
in [sz]ext expansion. Update more tests to use the verifier now that
we're getting the register classes correct.

rdar://12594152

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@188594 91177308-0d34-0410-b5e6-96231b3b80d8
2013-08-16 23:37:36 +00:00

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; RUN: llc < %s -verify-machineinstrs -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM
; RUN: llc < %s -verify-machineinstrs -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi | FileCheck %s --check-prefix=ARM
; RUN: llc < %s -verify-machineinstrs -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB
; Test sitofp
define void @sitofp_single_i32(i32 %a, float %b) nounwind ssp {
entry:
; ARM: sitofp_single_i32
; ARM: vmov s0, r0
; ARM: vcvt.f32.s32 s0, s0
; THUMB: sitofp_single_i32
; THUMB: vmov s0, r0
; THUMB: vcvt.f32.s32 s0, s0
%b.addr = alloca float, align 4
%conv = sitofp i32 %a to float
store float %conv, float* %b.addr, align 4
ret void
}
define void @sitofp_single_i16(i16 %a, float %b) nounwind ssp {
entry:
; ARM: sitofp_single_i16
; ARM: sxth r0, r0
; ARM: vmov s0, r0
; ARM: vcvt.f32.s32 s0, s0
; THUMB: sitofp_single_i16
; THUMB: sxth r0, r0
; THUMB: vmov s0, r0
; THUMB: vcvt.f32.s32 s0, s0
%b.addr = alloca float, align 4
%conv = sitofp i16 %a to float
store float %conv, float* %b.addr, align 4
ret void
}
define void @sitofp_single_i8(i8 %a) nounwind ssp {
entry:
; ARM: sitofp_single_i8
; ARM: sxtb r0, r0
; ARM: vmov s0, r0
; ARM: vcvt.f32.s32 s0, s0
; THUMB: sitofp_single_i8
; THUMB: sxtb r0, r0
; THUMB: vmov s0, r0
; THUMB: vcvt.f32.s32 s0, s0
%b.addr = alloca float, align 4
%conv = sitofp i8 %a to float
store float %conv, float* %b.addr, align 4
ret void
}
define void @sitofp_double_i32(i32 %a, double %b) nounwind ssp {
entry:
; ARM: sitofp_double_i32
; ARM: vmov s0, r0
; ARM: vcvt.f64.s32 d16, s0
; THUMB: sitofp_double_i32
; THUMB: vmov s0, r0
; THUMB: vcvt.f64.s32 d16, s0
%b.addr = alloca double, align 8
%conv = sitofp i32 %a to double
store double %conv, double* %b.addr, align 8
ret void
}
define void @sitofp_double_i16(i16 %a, double %b) nounwind ssp {
entry:
; ARM: sitofp_double_i16
; ARM: sxth r0, r0
; ARM: vmov s0, r0
; ARM: vcvt.f64.s32 d16, s0
; THUMB: sitofp_double_i16
; THUMB: sxth r0, r0
; THUMB: vmov s0, r0
; THUMB: vcvt.f64.s32 d16, s0
%b.addr = alloca double, align 8
%conv = sitofp i16 %a to double
store double %conv, double* %b.addr, align 8
ret void
}
define void @sitofp_double_i8(i8 %a, double %b) nounwind ssp {
entry:
; ARM: sitofp_double_i8
; ARM: sxtb r0, r0
; ARM: vmov s0, r0
; ARM: vcvt.f64.s32 d16, s0
; THUMB: sitofp_double_i8
; THUMB: sxtb r0, r0
; THUMB: vmov s0, r0
; THUMB: vcvt.f64.s32 d16, s0
%b.addr = alloca double, align 8
%conv = sitofp i8 %a to double
store double %conv, double* %b.addr, align 8
ret void
}
; Test uitofp
define void @uitofp_single_i32(i32 %a, float %b) nounwind ssp {
entry:
; ARM: uitofp_single_i32
; ARM: vmov s0, r0
; ARM: vcvt.f32.u32 s0, s0
; THUMB: uitofp_single_i32
; THUMB: vmov s0, r0
; THUMB: vcvt.f32.u32 s0, s0
%b.addr = alloca float, align 4
%conv = uitofp i32 %a to float
store float %conv, float* %b.addr, align 4
ret void
}
define void @uitofp_single_i16(i16 %a, float %b) nounwind ssp {
entry:
; ARM: uitofp_single_i16
; ARM: uxth r0, r0
; ARM: vmov s0, r0
; ARM: vcvt.f32.u32 s0, s0
; THUMB: uitofp_single_i16
; THUMB: uxth r0, r0
; THUMB: vmov s0, r0
; THUMB: vcvt.f32.u32 s0, s0
%b.addr = alloca float, align 4
%conv = uitofp i16 %a to float
store float %conv, float* %b.addr, align 4
ret void
}
define void @uitofp_single_i8(i8 %a) nounwind ssp {
entry:
; ARM: uitofp_single_i8
; ARM: and r0, r0, #255
; ARM: vmov s0, r0
; ARM: vcvt.f32.u32 s0, s0
; THUMB: uitofp_single_i8
; THUMB: and r0, r0, #255
; THUMB: vmov s0, r0
; THUMB: vcvt.f32.u32 s0, s0
%b.addr = alloca float, align 4
%conv = uitofp i8 %a to float
store float %conv, float* %b.addr, align 4
ret void
}
define void @uitofp_double_i32(i32 %a, double %b) nounwind ssp {
entry:
; ARM: uitofp_double_i32
; ARM: vmov s0, r0
; ARM: vcvt.f64.u32 d16, s0
; THUMB: uitofp_double_i32
; THUMB: vmov s0, r0
; THUMB: vcvt.f64.u32 d16, s0
%b.addr = alloca double, align 8
%conv = uitofp i32 %a to double
store double %conv, double* %b.addr, align 8
ret void
}
define void @uitofp_double_i16(i16 %a, double %b) nounwind ssp {
entry:
; ARM: uitofp_double_i16
; ARM: uxth r0, r0
; ARM: vmov s0, r0
; ARM: vcvt.f64.u32 d16, s0
; THUMB: uitofp_double_i16
; THUMB: uxth r0, r0
; THUMB: vmov s0, r0
; THUMB: vcvt.f64.u32 d16, s0
%b.addr = alloca double, align 8
%conv = uitofp i16 %a to double
store double %conv, double* %b.addr, align 8
ret void
}
define void @uitofp_double_i8(i8 %a, double %b) nounwind ssp {
entry:
; ARM: uitofp_double_i8
; ARM: and r0, r0, #255
; ARM: vmov s0, r0
; ARM: vcvt.f64.u32 d16, s0
; THUMB: uitofp_double_i8
; THUMB: and r0, r0, #255
; THUMB: vmov s0, r0
; THUMB: vcvt.f64.u32 d16, s0
%b.addr = alloca double, align 8
%conv = uitofp i8 %a to double
store double %conv, double* %b.addr, align 8
ret void
}
; Test fptosi
define void @fptosi_float(float %a) nounwind ssp {
entry:
; ARM: fptosi_float
; ARM: vcvt.s32.f32 s0, s0
; THUMB: fptosi_float
; THUMB: vcvt.s32.f32 s0, s0
%b.addr = alloca i32, align 4
%conv = fptosi float %a to i32
store i32 %conv, i32* %b.addr, align 4
ret void
}
define void @fptosi_double(double %a) nounwind ssp {
entry:
; ARM: fptosi_double
; ARM: vcvt.s32.f64 s0, d16
; THUMB: fptosi_double
; THUMB: vcvt.s32.f64 s0, d16
%b.addr = alloca i32, align 8
%conv = fptosi double %a to i32
store i32 %conv, i32* %b.addr, align 8
ret void
}
; Test fptoui
define void @fptoui_float(float %a) nounwind ssp {
entry:
; ARM: fptoui_float
; ARM: vcvt.u32.f32 s0, s0
; THUMB: fptoui_float
; THUMB: vcvt.u32.f32 s0, s0
%b.addr = alloca i32, align 4
%conv = fptoui float %a to i32
store i32 %conv, i32* %b.addr, align 4
ret void
}
define void @fptoui_double(double %a) nounwind ssp {
entry:
; ARM: fptoui_double
; ARM: vcvt.u32.f64 s0, d16
; THUMB: fptoui_double
; THUMB: vcvt.u32.f64 s0, d16
%b.addr = alloca i32, align 8
%conv = fptoui double %a to i32
store i32 %conv, i32* %b.addr, align 8
ret void
}
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