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[NVPTX] Add select(cc,binop(),binop()) fast-math tests

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As discussed on D106058 - we're not propagating the common flags to the merged binop
This commit is contained in:
Simon Pilgrim 2021-07-18 15:30:11 +01:00
parent 814653b1a2
commit 3a0faa0bb3
1 changed files with 40 additions and 0 deletions
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40
test/CodeGen/NVPTX/fast-math.ll
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@ -158,6 +158,16 @@ define float @repeated_div_recip_allowed(i1 %pred, float %a, float %b, float %di
ret float %w
}
; CHECK-LABEL: repeated_div_recip_allowed_sel
define float @repeated_div_recip_allowed_sel(i1 %pred, float %a, float %b, float %divisor) {
; CHECK: selp.f32
; CHECK: div.rn.f32
%x = fdiv arcp float %a, %divisor
%y = fdiv arcp float %b, %divisor
%w = select i1 %pred, float %x, float %y
ret float %w
}
; CHECK-LABEL: repeated_div_recip_allowed_ftz
define float @repeated_div_recip_allowed_ftz(i1 %pred, float %a, float %b, float %divisor) #1 {
; CHECK: rcp.rn.ftz.f32
@ -172,6 +182,16 @@ define float @repeated_div_recip_allowed_ftz(i1 %pred, float %a, float %b, float
ret float %w
}
; CHECK-LABEL: repeated_div_recip_allowed_ftz_sel
define float @repeated_div_recip_allowed_ftz_sel(i1 %pred, float %a, float %b, float %divisor) #1 {
; CHECK: selp.f32
; CHECK: div.rn.ftz.f32
%x = fdiv arcp float %a, %divisor
%y = fdiv arcp float %b, %divisor
%w = select i1 %pred, float %x, float %y
ret float %w
}
; CHECK-LABEL: repeated_div_fast
define float @repeated_div_fast(i1 %pred, float %a, float %b, float %divisor) #0 {
; CHECK: rcp.approx.f32
@ -186,6 +206,16 @@ define float @repeated_div_fast(i1 %pred, float %a, float %b, float %divisor) #0
ret float %w
}
; CHECK-LABEL: repeated_div_fast_sel
define float @repeated_div_fast_sel(i1 %pred, float %a, float %b, float %divisor) #0 {
; CHECK: selp.f32
; CHECK: div.approx.f32
%x = fdiv float %a, %divisor
%y = fdiv float %b, %divisor
%w = select i1 %pred, float %x, float %y
ret float %w
}
; CHECK-LABEL: repeated_div_fast_ftz
define float @repeated_div_fast_ftz(i1 %pred, float %a, float %b, float %divisor) #0 #1 {
; CHECK: rcp.approx.ftz.f32
@ -200,5 +230,15 @@ define float @repeated_div_fast_ftz(i1 %pred, float %a, float %b, float %divisor
ret float %w
}
; CHECK-LABEL: repeated_div_fast_ftz_sel
define float @repeated_div_fast_ftz_sel(i1 %pred, float %a, float %b, float %divisor) #0 #1 {
; CHECK: selp.f32
; CHECK: div.approx.ftz.f32
%x = fdiv float %a, %divisor
%y = fdiv float %b, %divisor
%w = select i1 %pred, float %x, float %y
ret float %w
}
attributes #0 = { "unsafe-fp-math" = "true" }
attributes #1 = { "denormal-fp-math-f32" = "preserve-sign" }