llvm/test/CodeGen/Mips/int-to-float-conversion.ll

; RUN: llc -mtriple=mipsel < %s | FileCheck %s -check-prefixes=ALL,32,32DF
; RUN: llc -mtriple=mipsel -mattr=+single-float < %s | FileCheck %s -check-prefixes=ALL,32,32SF

; RUN: llc -mtriple=mips64el -mcpu=mips4 < %s | FileCheck %s -check-prefixes=ALL,64,64DF
; RUN: llc -mtriple=mips64el -mcpu=mips4 -mattr=+single-float < %s \
; RUN:   | FileCheck %s -check-prefixes=ALL,64,64SF

; RUN: llc -mtriple=mips64el -mcpu=mips64 < %s | FileCheck %s -check-prefixes=ALL,64,64DF
; RUN: llc -mtriple=mips64el -mcpu=mips64 -mattr=+single-float < %s \
; RUN:   | FileCheck %s -check-prefixes=ALL,64,64SF

; Test various combinations of 32/64bit GP registers and single/double floating point support.

@i1 = global [3 x i32] [i32 1, i32 2, i32 3], align 4
@i3 = common global ptr null, align 4

; ALL-LABEL: test_float_int_:
; 32:   mtc1 ${{[0-9]+}}, $f[[R0:[0-9]+]]
; 32:   cvt.s.w $f{{[0-9]+}}, $f[[R0]]
; 64:   mtc1 ${{[0-9]+}}, $f[[R0:[0-9]+]]
; 64:   cvt.s.w $f{{[0-9]+}}, $f[[R0]]

define float @test_float_int_(i32 %a) {
entry:
  %conv = sitofp i32 %a to float
  ret float %conv
}

; ALL-LABEL: test_double_int_:
; 32DF: mtc1 ${{[0-9]+}}, $f[[R0:[0-9]+]]
; 32DF: cvt.d.w $f{{[0-9]+}}, $f[[R0]]
; 32SF: jal	__floatsidf
; 64DF: mtc1 ${{[0-9]+}}, $f[[R0:[0-9]+]]
; 64DF: cvt.d.w $f{{[0-9]+}}, $f[[R0]]
; 64SF: jal	__floatsidf

define double @test_double_int_(i32 %a) {
entry:
  %conv = sitofp i32 %a to double
  ret double %conv
}

; ALL-LABEL: test_float_LL_:
; 32:   jal __floatdisf
; 64DF: dmtc1 ${{[0-9]+}}, $f[[R0:[0-9]+]]
; 64DF: cvt.s.l $f{{[0-9]+}}, $f[[R0]]
; 64SF: jal __floatdisf

define float @test_float_LL_(i64 %a) {
entry:
  %conv = sitofp i64 %a to float
  ret float %conv
}

; ALL-LABEL: test_double_LL_:
; 32:   jal __floatdidf
; 64DF: dmtc1 ${{[0-9]+}}, $f[[R0:[0-9]+]]
; 64DF: cvt.d.l $f{{[0-9]+}}, $f[[R0]]
; 64SF: jal __floatdidf

define double @test_double_LL_(i64 %a) {
entry:
  %conv = sitofp i64 %a to double
  ret double %conv
}